Home / 186,645.11-257,575.88-101,763.59

Finding the Fourth Proportional to 186,645.11, 257,575.88 and 101,763.59

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Solution

The fourth proportional to 186,645.11, 257,575.88 and 101,763.59 is: 140,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,645.11 : 257,575.88 = 101,763.59 : x
  2. Step 2: Convert to fraction form
    186,645.11/257,575.88 = 101,763.59/x
  3. Step 3: Cross multiply
    186,645.11x = 257,575.88 × 101,763.59
  4. Step 4: Simplify right side
    186,645.11x = 26,211,845,212.74
  5. Step 5: Solve for x
    x = 26,211,845,212.74/186,645.11
  6. Step 6: Final answer
    x = 140,436.82

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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.