Home / 74,332.42-102,581.84-42,501.30

Finding the Fourth Proportional to 74,332.42, 102,581.84 and 42,501.30

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Solution

The fourth proportional to 74,332.42, 102,581.84 and 42,501.30 is: 58,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,332.42 : 102,581.84 = 42,501.30 : x
  2. Step 2: Convert to fraction form
    74,332.42/102,581.84 = 42,501.30/x
  3. Step 3: Cross multiply
    74,332.42x = 102,581.84 × 42,501.30
  4. Step 4: Simplify right side
    74,332.42x = 4,359,861,556.39
  5. Step 5: Solve for x
    x = 4,359,861,556.39/74,332.42
  6. Step 6: Final answer
    x = 58,653.57

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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.