Home / 66,545.61-91,832.47-36,330.93

Finding the Fourth Proportional to 66,545.61, 91,832.47 and 36,330.93

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Solution

The fourth proportional to 66,545.61, 91,832.47 and 36,330.93 is: 50,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,545.61 : 91,832.47 = 36,330.93 : x
  2. Step 2: Convert to fraction form
    66,545.61/91,832.47 = 36,330.93/x
  3. Step 3: Cross multiply
    66,545.61x = 91,832.47 × 36,330.93
  4. Step 4: Simplify right side
    66,545.61x = 3,336,358,493.47
  5. Step 5: Solve for x
    x = 3,336,358,493.47/66,545.61
  6. Step 6: Final answer
    x = 50,136.42

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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.