Home / 58,720.25-88,079.60-14,347.39

Finding the Fourth Proportional to 58,720.25, 88,079.60 and 14,347.39

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Solution

The fourth proportional to 58,720.25, 88,079.60 and 14,347.39 is: 21,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,720.25 : 88,079.60 = 14,347.39 : x
  2. Step 2: Convert to fraction form
    58,720.25/88,079.60 = 14,347.39/x
  3. Step 3: Cross multiply
    58,720.25x = 88,079.60 × 14,347.39
  4. Step 4: Simplify right side
    58,720.25x = 1,263,712,187.91
  5. Step 5: Solve for x
    x = 1,263,712,187.91/58,720.25
  6. Step 6: Final answer
    x = 21,520.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.