Home / 237,977.20-328,407.54-147,315.08

Finding the Fourth Proportional to 237,977.20, 328,407.54 and 147,315.08

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Solution

The fourth proportional to 237,977.20, 328,407.54 and 147,315.08 is: 203,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,977.20 : 328,407.54 = 147,315.08 : x
  2. Step 2: Convert to fraction form
    237,977.20/328,407.54 = 147,315.08/x
  3. Step 3: Cross multiply
    237,977.20x = 328,407.54 × 147,315.08
  4. Step 4: Simplify right side
    237,977.20x = 48,379,383,027.70
  5. Step 5: Solve for x
    x = 48,379,383,027.70/237,977.20
  6. Step 6: Final answer
    x = 203,294.19

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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.