Home / 192,560.20-288,840.30-99,248.20

Finding the Fourth Proportional to 192,560.20, 288,840.30 and 99,248.20

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Solution

The fourth proportional to 192,560.20, 288,840.30 and 99,248.20 is: 148,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,560.20 : 288,840.30 = 99,248.20 : x
  2. Step 2: Convert to fraction form
    192,560.20/288,840.30 = 99,248.20/x
  3. Step 3: Cross multiply
    192,560.20x = 288,840.30 × 99,248.20
  4. Step 4: Simplify right side
    192,560.20x = 28,666,879,862.46
  5. Step 5: Solve for x
    x = 28,666,879,862.46/192,560.20
  6. Step 6: Final answer
    x = 148,872.30

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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.