Home / 59,533.52-82,112.94-39,407.64

Finding the Fourth Proportional to 59,533.52, 82,112.94 and 39,407.64

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Solution

The fourth proportional to 59,533.52, 82,112.94 and 39,407.64 is: 54,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,533.52 : 82,112.94 = 39,407.64 : x
  2. Step 2: Convert to fraction form
    59,533.52/82,112.94 = 39,407.64/x
  3. Step 3: Cross multiply
    59,533.52x = 82,112.94 × 39,407.64
  4. Step 4: Simplify right side
    59,533.52x = 3,235,877,178.86
  5. Step 5: Solve for x
    x = 3,235,877,178.86/59,533.52
  6. Step 6: Final answer
    x = 54,353.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.