Home / 74,145.62-102,314.48-43,925.52

Finding the Fourth Proportional to 74,145.62, 102,314.48 and 43,925.52

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Solution

The fourth proportional to 74,145.62, 102,314.48 and 43,925.52 is: 60,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,145.62 : 102,314.48 = 43,925.52 : x
  2. Step 2: Convert to fraction form
    74,145.62/102,314.48 = 43,925.52/x
  3. Step 3: Cross multiply
    74,145.62x = 102,314.48 × 43,925.52
  4. Step 4: Simplify right side
    74,145.62x = 4,494,216,737.53
  5. Step 5: Solve for x
    x = 4,494,216,737.53/74,145.62
  6. Step 6: Final answer
    x = 60,613.38

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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.