Home / 42,740.93-58,979.40-23,620.48

Finding the Fourth Proportional to 42,740.93, 58,979.40 and 23,620.48

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Solution

The fourth proportional to 42,740.93, 58,979.40 and 23,620.48 is: 32,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,740.93 : 58,979.40 = 23,620.48 : x
  2. Step 2: Convert to fraction form
    42,740.93/58,979.40 = 23,620.48/x
  3. Step 3: Cross multiply
    42,740.93x = 58,979.40 × 23,620.48
  4. Step 4: Simplify right side
    42,740.93x = 1,393,121,531.61
  5. Step 5: Solve for x
    x = 1,393,121,531.61/42,740.93
  6. Step 6: Final answer
    x = 32,594.55

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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.