Home / 121,705.38-182,575.35-37,472.54

Finding the Fourth Proportional to 121,705.38, 182,575.35 and 37,472.54

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Solution

The fourth proportional to 121,705.38, 182,575.35 and 37,472.54 is: 56,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,705.38 : 182,575.35 = 37,472.54 : x
  2. Step 2: Convert to fraction form
    121,705.38/182,575.35 = 37,472.54/x
  3. Step 3: Cross multiply
    121,705.38x = 182,575.35 × 37,472.54
  4. Step 4: Simplify right side
    121,705.38x = 6,841,562,628.10
  5. Step 5: Solve for x
    x = 6,841,562,628.10/121,705.38
  6. Step 6: Final answer
    x = 56,214.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.