Home / 104,526.60-156,725.10-60,131.40

Finding the Fourth Proportional to 104,526.60, 156,725.10 and 60,131.40

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Solution

The fourth proportional to 104,526.60, 156,725.10 and 60,131.40 is: 90,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,526.60 : 156,725.10 = 60,131.40 : x
  2. Step 2: Convert to fraction form
    104,526.60/156,725.10 = 60,131.40/x
  3. Step 3: Cross multiply
    104,526.60x = 156,725.10 × 60,131.40
  4. Step 4: Simplify right side
    104,526.60x = 9,424,099,678.14
  5. Step 5: Solve for x
    x = 9,424,099,678.14/104,526.60
  6. Step 6: Final answer
    x = 90,159.82

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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.