Home / 42,780.89-59,036.14-23,917.97

Finding the Fourth Proportional to 42,780.89, 59,036.14 and 23,917.97

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Solution

The fourth proportional to 42,780.89, 59,036.14 and 23,917.97 is: 33,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,780.89 : 59,036.14 = 23,917.97 : x
  2. Step 2: Convert to fraction form
    42,780.89/59,036.14 = 23,917.97/x
  3. Step 3: Cross multiply
    42,780.89x = 59,036.14 × 23,917.97
  4. Step 4: Simplify right side
    42,780.89x = 1,412,024,625.44
  5. Step 5: Solve for x
    x = 1,412,024,625.44/42,780.89
  6. Step 6: Final answer
    x = 33,005.97

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1.5x scale

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.