Home / 104,033.76-156,307.41-66,610.14

Finding the Fourth Proportional to 104,033.76, 156,307.41 and 66,610.14

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Solution

The fourth proportional to 104,033.76, 156,307.41 and 66,610.14 is: 100,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,033.76 : 156,307.41 = 66,610.14 : x
  2. Step 2: Convert to fraction form
    104,033.76/156,307.41 = 66,610.14/x
  3. Step 3: Cross multiply
    104,033.76x = 156,307.41 × 66,610.14
  4. Step 4: Simplify right side
    104,033.76x = 10,411,658,463.14
  5. Step 5: Solve for x
    x = 10,411,658,463.14/104,033.76
  6. Step 6: Final answer
    x = 100,079.61

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1.5x scale

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.