Home / 224,282.70-309,498.50-122,308.36

Finding the Fourth Proportional to 224,282.70, 309,498.50 and 122,308.36

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Solution

The fourth proportional to 224,282.70, 309,498.50 and 122,308.36 is: 168,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,282.70 : 309,498.50 = 122,308.36 : x
  2. Step 2: Convert to fraction form
    224,282.70/309,498.50 = 122,308.36/x
  3. Step 3: Cross multiply
    224,282.70x = 309,498.50 × 122,308.36
  4. Step 4: Simplify right side
    224,282.70x = 37,854,253,957.46
  5. Step 5: Solve for x
    x = 37,854,253,957.46/224,282.70
  6. Step 6: Final answer
    x = 168,779.20

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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.