Home / 74,536.42-102,864.46-42,710.62

Finding the Fourth Proportional to 74,536.42, 102,864.46 and 42,710.62

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Solution

The fourth proportional to 74,536.42, 102,864.46 and 42,710.62 is: 58,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,536.42 : 102,864.46 = 42,710.62 : x
  2. Step 2: Convert to fraction form
    74,536.42/102,864.46 = 42,710.62/x
  3. Step 3: Cross multiply
    74,536.42x = 102,864.46 × 42,710.62
  4. Step 4: Simplify right side
    74,536.42x = 4,393,404,862.57
  5. Step 5: Solve for x
    x = 4,393,404,862.57/74,536.42
  6. Step 6: Final answer
    x = 58,943.06

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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.