Home / 74,306.68-102,528.93-42,468.82

Finding the Fourth Proportional to 74,306.68, 102,528.93 and 42,468.82

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Solution

The fourth proportional to 74,306.68, 102,528.93 and 42,468.82 is: 58,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306.68 : 102,528.93 = 42,468.82 : x
  2. Step 2: Convert to fraction form
    74,306.68/102,528.93 = 42,468.82/x
  3. Step 3: Cross multiply
    74,306.68x = 102,528.93 × 42,468.82
  4. Step 4: Simplify right side
    74,306.68x = 4,354,282,672.96
  5. Step 5: Solve for x
    x = 4,354,282,672.96/74,306.68
  6. Step 6: Final answer
    x = 58,598.81

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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.