Home / 99,359.24-149,038.86-29,238.60

Finding the Fourth Proportional to 99,359.24, 149,038.86 and 29,238.60

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Solution

The fourth proportional to 99,359.24, 149,038.86 and 29,238.60 is: 43,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,359.24 : 149,038.86 = 29,238.60 : x
  2. Step 2: Convert to fraction form
    99,359.24/149,038.86 = 29,238.60/x
  3. Step 3: Cross multiply
    99,359.24x = 149,038.86 × 29,238.60
  4. Step 4: Simplify right side
    99,359.24x = 4,357,687,612.00
  5. Step 5: Solve for x
    x = 4,357,687,612.00/99,359.24
  6. Step 6: Final answer
    x = 43,857.90

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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.