Home / 42,358.65-58,438.31-29,608.44

Finding the Fourth Proportional to 42,358.65, 58,438.31 and 29,608.44

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Solution

The fourth proportional to 42,358.65, 58,438.31 and 29,608.44 is: 40,848.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,358.65 : 58,438.31 = 29,608.44 : x
  2. Step 2: Convert to fraction form
    42,358.65/58,438.31 = 29,608.44/x
  3. Step 3: Cross multiply
    42,358.65x = 58,438.31 × 29,608.44
  4. Step 4: Simplify right side
    42,358.65x = 1,730,266,994.70
  5. Step 5: Solve for x
    x = 1,730,266,994.70/42,358.65
  6. Step 6: Final answer
    x = 40,848.02

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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.