Home / 99,562.30-149,386.65-50,314.30

Finding the Fourth Proportional to 99,562.30, 149,386.65 and 50,314.30

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Solution

The fourth proportional to 99,562.30, 149,386.65 and 50,314.30 is: 75,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,562.30 : 149,386.65 = 50,314.30 : x
  2. Step 2: Convert to fraction form
    99,562.30/149,386.65 = 50,314.30/x
  3. Step 3: Cross multiply
    99,562.30x = 149,386.65 × 50,314.30
  4. Step 4: Simplify right side
    99,562.30x = 7,516,284,724.10
  5. Step 5: Solve for x
    x = 7,516,284,724.10/99,562.30
  6. Step 6: Final answer
    x = 75,493.28

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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.