Home / 157,557.20-236,566.20-111,016.40

Finding the Fourth Proportional to 157,557.20, 236,566.20 and 111,016.40

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Solution

The fourth proportional to 157,557.20, 236,566.20 and 111,016.40 is: 166,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,557.20 : 236,566.20 = 111,016.40 : x
  2. Step 2: Convert to fraction form
    157,557.20/236,566.20 = 111,016.40/x
  3. Step 3: Cross multiply
    157,557.20x = 236,566.20 × 111,016.40
  4. Step 4: Simplify right side
    157,557.20x = 26,262,727,885.68
  5. Step 5: Solve for x
    x = 26,262,727,885.68/157,557.20
  6. Step 6: Final answer
    x = 166,686.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.