Home / 39,166.57-54,156.18-38,533.51

Finding the Fourth Proportional to 39,166.57, 54,156.18 and 38,533.51

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Solution

The fourth proportional to 39,166.57, 54,156.18 and 38,533.51 is: 53,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166.57 : 54,156.18 = 38,533.51 : x
  2. Step 2: Convert to fraction form
    39,166.57/54,156.18 = 38,533.51/x
  3. Step 3: Cross multiply
    39,166.57x = 54,156.18 × 38,533.51
  4. Step 4: Simplify right side
    39,166.57x = 2,086,827,703.59
  5. Step 5: Solve for x
    x = 2,086,827,703.59/39,166.57
  6. Step 6: Final answer
    x = 53,280.84

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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.