Home / 99,704.40-149,505.30-29,574.60

Finding the Fourth Proportional to 99,704.40, 149,505.30 and 29,574.60

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Solution

The fourth proportional to 99,704.40, 149,505.30 and 29,574.60 is: 44,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,704.40 : 149,505.30 = 29,574.60 : x
  2. Step 2: Convert to fraction form
    99,704.40/149,505.30 = 29,574.60/x
  3. Step 3: Cross multiply
    99,704.40x = 149,505.30 × 29,574.60
  4. Step 4: Simplify right side
    99,704.40x = 4,421,559,445.38
  5. Step 5: Solve for x
    x = 4,421,559,445.38/99,704.40
  6. Step 6: Final answer
    x = 44,346.68

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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.