Home / 98,817.60-148,264-59,401.92

Finding the Fourth Proportional to 98,817.60, 148,264 and 59,401.92

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Solution

The fourth proportional to 98,817.60, 148,264 and 59,401.92 is: 89,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,817.60 : 148,264 = 59,401.92 : x
  2. Step 2: Convert to fraction form
    98,817.60/148,264 = 59,401.92/x
  3. Step 3: Cross multiply
    98,817.60x = 148,264 × 59,401.92
  4. Step 4: Simplify right side
    98,817.60x = 8,807,166,266.88
  5. Step 5: Solve for x
    x = 8,807,166,266.88/98,817.60
  6. Step 6: Final answer
    x = 89,125.48

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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.