Home / 224,484.90-309,796.38-127,686.27

Finding the Fourth Proportional to 224,484.90, 309,796.38 and 127,686.27

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Solution

The fourth proportional to 224,484.90, 309,796.38 and 127,686.27 is: 176,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,484.90 : 309,796.38 = 127,686.27 : x
  2. Step 2: Convert to fraction form
    224,484.90/309,796.38 = 127,686.27/x
  3. Step 3: Cross multiply
    224,484.90x = 309,796.38 × 127,686.27
  4. Step 4: Simplify right side
    224,484.90x = 39,556,745,383.44
  5. Step 5: Solve for x
    x = 39,556,745,383.44/224,484.90
  6. Step 6: Final answer
    x = 176,211.16

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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.