Home / 224,722.44-310,111.56-129,227.04

Finding the Fourth Proportional to 224,722.44, 310,111.56 and 129,227.04

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Solution

The fourth proportional to 224,722.44, 310,111.56 and 129,227.04 is: 178,330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,722.44 : 310,111.56 = 129,227.04 : x
  2. Step 2: Convert to fraction form
    224,722.44/310,111.56 = 129,227.04/x
  3. Step 3: Cross multiply
    224,722.44x = 310,111.56 × 129,227.04
  4. Step 4: Simplify right side
    224,722.44x = 40,074,798,968.58
  5. Step 5: Solve for x
    x = 40,074,798,968.58/224,722.44
  6. Step 6: Final answer
    x = 178,330.21

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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.