Home / 97,737.91-134,808.76-89,697.53

Finding the Fourth Proportional to 97,737.91, 134,808.76 and 89,697.53

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Solution

The fourth proportional to 97,737.91, 134,808.76 and 89,697.53 is: 123,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,737.91 : 134,808.76 = 89,697.53 : x
  2. Step 2: Convert to fraction form
    97,737.91/134,808.76 = 89,697.53/x
  3. Step 3: Cross multiply
    97,737.91x = 134,808.76 × 89,697.53
  4. Step 4: Simplify right side
    97,737.91x = 12,092,012,794.36
  5. Step 5: Solve for x
    x = 12,092,012,794.36/97,737.91
  6. Step 6: Final answer
    x = 123,718.76

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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.