Home / 187,341.60-258,535.20-102,464.12

Finding the Fourth Proportional to 187,341.60, 258,535.20 and 102,464.12

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Solution

The fourth proportional to 187,341.60, 258,535.20 and 102,464.12 is: 141,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,341.60 : 258,535.20 = 102,464.12 : x
  2. Step 2: Convert to fraction form
    187,341.60/258,535.20 = 102,464.12/x
  3. Step 3: Cross multiply
    187,341.60x = 258,535.20 × 102,464.12
  4. Step 4: Simplify right side
    187,341.60x = 26,490,581,757.02
  5. Step 5: Solve for x
    x = 26,490,581,757.02/187,341.60
  6. Step 6: Final answer
    x = 141,402.56

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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.