Home / 97,319.17-134,300.48-54,877.71

Finding the Fourth Proportional to 97,319.17, 134,300.48 and 54,877.71

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Solution

The fourth proportional to 97,319.17, 134,300.48 and 54,877.71 is: 75,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,319.17 : 134,300.48 = 54,877.71 : x
  2. Step 2: Convert to fraction form
    97,319.17/134,300.48 = 54,877.71/x
  3. Step 3: Cross multiply
    97,319.17x = 134,300.48 × 54,877.71
  4. Step 4: Simplify right side
    97,319.17x = 7,370,102,519.91
  5. Step 5: Solve for x
    x = 7,370,102,519.91/97,319.17
  6. Step 6: Final answer
    x = 75,731.25

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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.