Home / 97,373.12-134,381.18-54,930.74

Finding the Fourth Proportional to 97,373.12, 134,381.18 and 54,930.74

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Solution

The fourth proportional to 97,373.12, 134,381.18 and 54,930.74 is: 75,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,373.12 : 134,381.18 = 54,930.74 : x
  2. Step 2: Convert to fraction form
    97,373.12/134,381.18 = 54,930.74/x
  3. Step 3: Cross multiply
    97,373.12x = 134,381.18 × 54,930.74
  4. Step 4: Simplify right side
    97,373.12x = 7,381,657,384.82
  5. Step 5: Solve for x
    x = 7,381,657,384.82/97,373.12
  6. Step 6: Final answer
    x = 75,807.96

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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.