Home / 186,532.26-257,414.13-101,649.12

Finding the Fourth Proportional to 186,532.26, 257,414.13 and 101,649.12

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Solution

The fourth proportional to 186,532.26, 257,414.13 and 101,649.12 is: 140,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,532.26 : 257,414.13 = 101,649.12 : x
  2. Step 2: Convert to fraction form
    186,532.26/257,414.13 = 101,649.12/x
  3. Step 3: Cross multiply
    186,532.26x = 257,414.13 × 101,649.12
  4. Step 4: Simplify right side
    186,532.26x = 26,165,919,790.07
  5. Step 5: Solve for x
    x = 26,165,919,790.07/186,532.26
  6. Step 6: Final answer
    x = 140,275.57

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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.