Home / 42,702.08-58,928.87-23,839.20

Finding the Fourth Proportional to 42,702.08, 58,928.87 and 23,839.20

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Solution

The fourth proportional to 42,702.08, 58,928.87 and 23,839.20 is: 32,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,702.08 : 58,928.87 = 23,839.20 : x
  2. Step 2: Convert to fraction form
    42,702.08/58,928.87 = 23,839.20/x
  3. Step 3: Cross multiply
    42,702.08x = 58,928.87 × 23,839.20
  4. Step 4: Simplify right side
    42,702.08x = 1,404,816,998.51
  5. Step 5: Solve for x
    x = 1,404,816,998.51/42,702.08
  6. Step 6: Final answer
    x = 32,898.10

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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.