Home / 99,522.10-149,283.15-60,156.10

Finding the Fourth Proportional to 99,522.10, 149,283.15 and 60,156.10

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Solution

The fourth proportional to 99,522.10, 149,283.15 and 60,156.10 is: 90,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,522.10 : 149,283.15 = 60,156.10 : x
  2. Step 2: Convert to fraction form
    99,522.10/149,283.15 = 60,156.10/x
  3. Step 3: Cross multiply
    99,522.10x = 149,283.15 × 60,156.10
  4. Step 4: Simplify right side
    99,522.10x = 8,980,292,099.72
  5. Step 5: Solve for x
    x = 8,980,292,099.72/99,522.10
  6. Step 6: Final answer
    x = 90,234.15

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1.5x scale

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.