Home / 150,177.04-207,250.76-83,109.04

Finding the Fourth Proportional to 150,177.04, 207,250.76 and 83,109.04

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Solution

The fourth proportional to 150,177.04, 207,250.76 and 83,109.04 is: 114,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,177.04 : 207,250.76 = 83,109.04 : x
  2. Step 2: Convert to fraction form
    150,177.04/207,250.76 = 83,109.04/x
  3. Step 3: Cross multiply
    150,177.04x = 207,250.76 × 83,109.04
  4. Step 4: Simplify right side
    150,177.04x = 17,224,411,702.87
  5. Step 5: Solve for x
    x = 17,224,411,702.87/150,177.04
  6. Step 6: Final answer
    x = 114,694.04

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1.5x scale

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.