Home / 57,151.50-78,869.07-32,001.54

Finding the Fourth Proportional to 57,151.50, 78,869.07 and 32,001.54

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Solution

The fourth proportional to 57,151.50, 78,869.07 and 32,001.54 is: 44,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,151.50 : 78,869.07 = 32,001.54 : x
  2. Step 2: Convert to fraction form
    57,151.50/78,869.07 = 32,001.54/x
  3. Step 3: Cross multiply
    57,151.50x = 78,869.07 × 32,001.54
  4. Step 4: Simplify right side
    57,151.50x = 2,523,931,698.37
  5. Step 5: Solve for x
    x = 2,523,931,698.37/57,151.50
  6. Step 6: Final answer
    x = 44,162.13

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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.