Home / 186,768.52-257,740.21-101,885.58

Finding the Fourth Proportional to 186,768.52, 257,740.21 and 101,885.58

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Solution

The fourth proportional to 186,768.52, 257,740.21 and 101,885.58 is: 140,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,768.52 : 257,740.21 = 101,885.58 : x
  2. Step 2: Convert to fraction form
    186,768.52/257,740.21 = 101,885.58/x
  3. Step 3: Cross multiply
    186,768.52x = 257,740.21 × 101,885.58
  4. Step 4: Simplify right side
    186,768.52x = 26,260,010,912.53
  5. Step 5: Solve for x
    x = 26,260,010,912.53/186,768.52
  6. Step 6: Final answer
    x = 140,601.91

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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.