Home / 77,229.95-106,572.18-43,232.69

Finding the Fourth Proportional to 77,229.95, 106,572.18 and 43,232.69

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Solution

The fourth proportional to 77,229.95, 106,572.18 and 43,232.69 is: 59,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,229.95 : 106,572.18 = 43,232.69 : x
  2. Step 2: Convert to fraction form
    77,229.95/106,572.18 = 43,232.69/x
  3. Step 3: Cross multiply
    77,229.95x = 106,572.18 × 43,232.69
  4. Step 4: Simplify right side
    77,229.95x = 4,607,402,020.56
  5. Step 5: Solve for x
    x = 4,607,402,020.56/77,229.95
  6. Step 6: Final answer
    x = 59,658.23

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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.