Home / 180,822.30-249,534.84-100,250.82

Finding the Fourth Proportional to 180,822.30, 249,534.84 and 100,250.82

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Solution

The fourth proportional to 180,822.30, 249,534.84 and 100,250.82 is: 138,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,822.30 : 249,534.84 = 100,250.82 : x
  2. Step 2: Convert to fraction form
    180,822.30/249,534.84 = 100,250.82/x
  3. Step 3: Cross multiply
    180,822.30x = 249,534.84 × 100,250.82
  4. Step 4: Simplify right side
    180,822.30x = 25,016,072,328.57
  5. Step 5: Solve for x
    x = 25,016,072,328.57/180,822.30
  6. Step 6: Final answer
    x = 138,346.17

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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.