Home / 87,622.60-131,498.70-58,030.60

Finding the Fourth Proportional to 87,622.60, 131,498.70 and 58,030.60

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Solution

The fourth proportional to 87,622.60, 131,498.70 and 58,030.60 is: 87,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,622.60 : 131,498.70 = 58,030.60 : x
  2. Step 2: Convert to fraction form
    87,622.60/131,498.70 = 58,030.60/x
  3. Step 3: Cross multiply
    87,622.60x = 131,498.70 × 58,030.60
  4. Step 4: Simplify right side
    87,622.60x = 7,630,948,460.22
  5. Step 5: Solve for x
    x = 7,630,948,460.22/87,622.60
  6. Step 6: Final answer
    x = 87,088.82

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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.