Home / 186,438.60-257,184.18-110,972.52

Finding the Fourth Proportional to 186,438.60, 257,184.18 and 110,972.52

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Solution

The fourth proportional to 186,438.60, 257,184.18 and 110,972.52 is: 153,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,438.60 : 257,184.18 = 110,972.52 : x
  2. Step 2: Convert to fraction form
    186,438.60/257,184.18 = 110,972.52/x
  3. Step 3: Cross multiply
    186,438.60x = 257,184.18 × 110,972.52
  4. Step 4: Simplify right side
    186,438.60x = 28,540,376,558.73
  5. Step 5: Solve for x
    x = 28,540,376,558.73/186,438.60
  6. Step 6: Final answer
    x = 153,081.91

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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.