Home / 97,303.17-134,278.39-54,861.70

Finding the Fourth Proportional to 97,303.17, 134,278.39 and 54,861.70

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Solution

The fourth proportional to 97,303.17, 134,278.39 and 54,861.70 is: 75,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,303.17 : 134,278.39 = 54,861.70 : x
  2. Step 2: Convert to fraction form
    97,303.17/134,278.39 = 54,861.70/x
  3. Step 3: Cross multiply
    97,303.17x = 134,278.39 × 54,861.70
  4. Step 4: Simplify right side
    97,303.17x = 7,366,740,748.66
  5. Step 5: Solve for x
    x = 7,366,740,748.66/97,303.17
  6. Step 6: Final answer
    x = 75,709.15

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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.