Home / 53,059.20-73,223.64-29,187.70

Finding the Fourth Proportional to 53,059.20, 73,223.64 and 29,187.70

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Solution

The fourth proportional to 53,059.20, 73,223.64 and 29,187.70 is: 40,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059.20 : 73,223.64 = 29,187.70 : x
  2. Step 2: Convert to fraction form
    53,059.20/73,223.64 = 29,187.70/x
  3. Step 3: Cross multiply
    53,059.20x = 73,223.64 × 29,187.70
  4. Step 4: Simplify right side
    53,059.20x = 2,137,229,637.23
  5. Step 5: Solve for x
    x = 2,137,229,637.23/53,059.20
  6. Step 6: Final answer
    x = 40,280.10

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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.