Home / 99,050.60-148,575.90-89,028.20

Finding the Fourth Proportional to 99,050.60, 148,575.90 and 89,028.20

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Solution

The fourth proportional to 99,050.60, 148,575.90 and 89,028.20 is: 133,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,050.60 : 148,575.90 = 89,028.20 : x
  2. Step 2: Convert to fraction form
    99,050.60/148,575.90 = 89,028.20/x
  3. Step 3: Cross multiply
    99,050.60x = 148,575.90 × 89,028.20
  4. Step 4: Simplify right side
    99,050.60x = 13,227,444,940.38
  5. Step 5: Solve for x
    x = 13,227,444,940.38/99,050.60
  6. Step 6: Final answer
    x = 133,542.30

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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.