Home / 237,278.40-327,444.20-129,848.48

Finding the Fourth Proportional to 237,278.40, 327,444.20 and 129,848.48

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Solution

The fourth proportional to 237,278.40, 327,444.20 and 129,848.48 is: 179,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,278.40 : 327,444.20 = 129,848.48 : x
  2. Step 2: Convert to fraction form
    237,278.40/327,444.20 = 129,848.48/x
  3. Step 3: Cross multiply
    237,278.40x = 327,444.20 × 129,848.48
  4. Step 4: Simplify right side
    237,278.40x = 42,518,129,368.35
  5. Step 5: Solve for x
    x = 42,518,129,368.35/237,278.40
  6. Step 6: Final answer
    x = 179,190.90

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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.