Home / 186,555.20-257,446.43-101,672.26

Finding the Fourth Proportional to 186,555.20, 257,446.43 and 101,672.26

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Solution

The fourth proportional to 186,555.20, 257,446.43 and 101,672.26 is: 140,307.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,555.20 : 257,446.43 = 101,672.26 : x
  2. Step 2: Convert to fraction form
    186,555.20/257,446.43 = 101,672.26/x
  3. Step 3: Cross multiply
    186,555.20x = 257,446.43 × 101,672.26
  4. Step 4: Simplify right side
    186,555.20x = 26,175,160,758.51
  5. Step 5: Solve for x
    x = 26,175,160,758.51/186,555.20
  6. Step 6: Final answer
    x = 140,307.86

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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.