Home / 199,354.24-275,115.50-108,715.16

Finding the Fourth Proportional to 199,354.24, 275,115.50 and 108,715.16

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Solution

The fourth proportional to 199,354.24, 275,115.50 and 108,715.16 is: 150,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,354.24 : 275,115.50 = 108,715.16 : x
  2. Step 2: Convert to fraction form
    199,354.24/275,115.50 = 108,715.16/x
  3. Step 3: Cross multiply
    199,354.24x = 275,115.50 × 108,715.16
  4. Step 4: Simplify right side
    199,354.24x = 29,909,226,152.87
  5. Step 5: Solve for x
    x = 29,909,226,152.87/199,354.24
  6. Step 6: Final answer
    x = 150,030.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.