Home / 97,321.01-134,307.60-54,878.63

Finding the Fourth Proportional to 97,321.01, 134,307.60 and 54,878.63

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Solution

The fourth proportional to 97,321.01, 134,307.60 and 54,878.63 is: 75,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,321.01 : 134,307.60 = 54,878.63 : x
  2. Step 2: Convert to fraction form
    97,321.01/134,307.60 = 54,878.63/x
  3. Step 3: Cross multiply
    97,321.01x = 134,307.60 × 54,878.63
  4. Step 4: Simplify right side
    97,321.01x = 7,370,617,086.59
  5. Step 5: Solve for x
    x = 7,370,617,086.59/97,321.01
  6. Step 6: Final answer
    x = 75,735.11

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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.