Home / 104,541.60-156,747.60-60,146.40

Finding the Fourth Proportional to 104,541.60, 156,747.60 and 60,146.40

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Solution

The fourth proportional to 104,541.60, 156,747.60 and 60,146.40 is: 90,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,541.60 : 156,747.60 = 60,146.40 : x
  2. Step 2: Convert to fraction form
    104,541.60/156,747.60 = 60,146.40/x
  3. Step 3: Cross multiply
    104,541.60x = 156,747.60 × 60,146.40
  4. Step 4: Simplify right side
    104,541.60x = 9,427,803,848.64
  5. Step 5: Solve for x
    x = 9,427,803,848.64/104,541.60
  6. Step 6: Final answer
    x = 90,182.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.