Home / 58,931.20-88,267.20-51,155.20

Finding the Fourth Proportional to 58,931.20, 88,267.20 and 51,155.20

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Solution

The fourth proportional to 58,931.20, 88,267.20 and 51,155.20 is: 76,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,931.20 : 88,267.20 = 51,155.20 : x
  2. Step 2: Convert to fraction form
    58,931.20/88,267.20 = 51,155.20/x
  3. Step 3: Cross multiply
    58,931.20x = 88,267.20 × 51,155.20
  4. Step 4: Simplify right side
    58,931.20x = 4,515,326,269.44
  5. Step 5: Solve for x
    x = 4,515,326,269.44/58,931.20
  6. Step 6: Final answer
    x = 76,620.30

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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.