Home / 224,291.04-309,505.98-126,189.04

Finding the Fourth Proportional to 224,291.04, 309,505.98 and 126,189.04

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Solution

The fourth proportional to 224,291.04, 309,505.98 and 126,189.04 is: 174,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,291.04 : 309,505.98 = 126,189.04 : x
  2. Step 2: Convert to fraction form
    224,291.04/309,505.98 = 126,189.04/x
  3. Step 3: Cross multiply
    224,291.04x = 309,505.98 × 126,189.04
  4. Step 4: Simplify right side
    224,291.04x = 39,056,262,490.46
  5. Step 5: Solve for x
    x = 39,056,262,490.46/224,291.04
  6. Step 6: Final answer
    x = 174,132.07

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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.