Home / 97,180.40-134,108.36-54,752.60

Finding the Fourth Proportional to 97,180.40, 134,108.36 and 54,752.60

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Solution

The fourth proportional to 97,180.40, 134,108.36 and 54,752.60 is: 75,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,180.40 : 134,108.36 = 54,752.60 : x
  2. Step 2: Convert to fraction form
    97,180.40/134,108.36 = 54,752.60/x
  3. Step 3: Cross multiply
    97,180.40x = 134,108.36 × 54,752.60
  4. Step 4: Simplify right side
    97,180.40x = 7,342,781,391.74
  5. Step 5: Solve for x
    x = 7,342,781,391.74/97,180.40
  6. Step 6: Final answer
    x = 75,558.25

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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.