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Finding the Fourth Proportional to 180,522.65, 249,123.23 and 99,951.59

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Solution

The fourth proportional to 180,522.65, 249,123.23 and 99,951.59 is: 137,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,522.65 : 249,123.23 = 99,951.59 : x
  2. Step 2: Convert to fraction form
    180,522.65/249,123.23 = 99,951.59/x
  3. Step 3: Cross multiply
    180,522.65x = 249,123.23 × 99,951.59
  4. Step 4: Simplify right side
    180,522.65x = 24,900,263,442.30
  5. Step 5: Solve for x
    x = 24,900,263,442.30/180,522.65
  6. Step 6: Final answer
    x = 137,934.29

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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.