Home / 97,425.95-134,445.08-54,988.43

Finding the Fourth Proportional to 97,425.95, 134,445.08 and 54,988.43

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Solution

The fourth proportional to 97,425.95, 134,445.08 and 54,988.43 is: 75,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,425.95 : 134,445.08 = 54,988.43 : x
  2. Step 2: Convert to fraction form
    97,425.95/134,445.08 = 54,988.43/x
  3. Step 3: Cross multiply
    97,425.95x = 134,445.08 × 54,988.43
  4. Step 4: Simplify right side
    97,425.95x = 7,392,923,335.67
  5. Step 5: Solve for x
    x = 7,392,923,335.67/97,425.95
  6. Step 6: Final answer
    x = 75,882.49

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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.