Home / 39,439.08-58,816.53-33,633

Finding the Fourth Proportional to 39,439.08, 58,816.53 and 33,633

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Solution

The fourth proportional to 39,439.08, 58,816.53 and 33,633 is: 50,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,439.08 : 58,816.53 = 33,633 : x
  2. Step 2: Convert to fraction form
    39,439.08/58,816.53 = 33,633/x
  3. Step 3: Cross multiply
    39,439.08x = 58,816.53 × 33,633
  4. Step 4: Simplify right side
    39,439.08x = 1,978,176,353.49
  5. Step 5: Solve for x
    x = 1,978,176,353.49/39,439.08
  6. Step 6: Final answer
    x = 50,157.77

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Double scale
Find fourth proportional to 39,440.08, 58,818.02 and 33,634
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.