Home / 42,842.73-59,129.99-29,402.94

Finding the Fourth Proportional to 42,842.73, 59,129.99 and 29,402.94

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Solution

The fourth proportional to 42,842.73, 59,129.99 and 29,402.94 is: 40,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,842.73 : 59,129.99 = 29,402.94 : x
  2. Step 2: Convert to fraction form
    42,842.73/59,129.99 = 29,402.94/x
  3. Step 3: Cross multiply
    42,842.73x = 59,129.99 × 29,402.94
  4. Step 4: Simplify right side
    42,842.73x = 1,738,595,401.16
  5. Step 5: Solve for x
    x = 1,738,595,401.16/42,842.73
  6. Step 6: Final answer
    x = 40,580.87

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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.