Home / 180,537.40-249,064.42-108,876.68

Finding the Fourth Proportional to 180,537.40, 249,064.42 and 108,876.68

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Solution

The fourth proportional to 180,537.40, 249,064.42 and 108,876.68 is: 150,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,537.40 : 249,064.42 = 108,876.68 : x
  2. Step 2: Convert to fraction form
    180,537.40/249,064.42 = 108,876.68/x
  3. Step 3: Cross multiply
    180,537.40x = 249,064.42 × 108,876.68
  4. Step 4: Simplify right side
    180,537.40x = 27,117,307,155.73
  5. Step 5: Solve for x
    x = 27,117,307,155.73/180,537.40
  6. Step 6: Final answer
    x = 150,203.27

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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.