Home / 97,319.49-134,300.67-54,877.73

Finding the Fourth Proportional to 97,319.49, 134,300.67 and 54,877.73

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Solution

The fourth proportional to 97,319.49, 134,300.67 and 54,877.73 is: 75,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,319.49 : 134,300.67 = 54,877.73 : x
  2. Step 2: Convert to fraction form
    97,319.49/134,300.67 = 54,877.73/x
  3. Step 3: Cross multiply
    97,319.49x = 134,300.67 × 54,877.73
  4. Step 4: Simplify right side
    97,319.49x = 7,370,115,235.58
  5. Step 5: Solve for x
    x = 7,370,115,235.58/97,319.49
  6. Step 6: Final answer
    x = 75,731.13

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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.