Home / 180,867.60-249,575.04-109,252.80

Finding the Fourth Proportional to 180,867.60, 249,575.04 and 109,252.80

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Solution

The fourth proportional to 180,867.60, 249,575.04 and 109,252.80 is: 150,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,867.60 : 249,575.04 = 109,252.80 : x
  2. Step 2: Convert to fraction form
    180,867.60/249,575.04 = 109,252.80/x
  3. Step 3: Cross multiply
    180,867.60x = 249,575.04 × 109,252.80
  4. Step 4: Simplify right side
    180,867.60x = 27,266,771,930.11
  5. Step 5: Solve for x
    x = 27,266,771,930.11/180,867.60
  6. Step 6: Final answer
    x = 150,755.43

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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.