Home / 186,766.75-257,738.88-101,885.59

Finding the Fourth Proportional to 186,766.75, 257,738.88 and 101,885.59

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Solution

The fourth proportional to 186,766.75, 257,738.88 and 101,885.59 is: 140,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,766.75 : 257,738.88 = 101,885.59 : x
  2. Step 2: Convert to fraction form
    186,766.75/257,738.88 = 101,885.59/x
  3. Step 3: Cross multiply
    186,766.75x = 257,738.88 × 101,885.59
  4. Step 4: Simplify right side
    186,766.75x = 26,259,877,854.74
  5. Step 5: Solve for x
    x = 26,259,877,854.74/186,766.75
  6. Step 6: Final answer
    x = 140,602.53

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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.