Home / 153,568.80-211,910.40-113,304.96

Finding the Fourth Proportional to 153,568.80, 211,910.40 and 113,304.96

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Solution

The fourth proportional to 153,568.80, 211,910.40 and 113,304.96 is: 156,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,568.80 : 211,910.40 = 113,304.96 : x
  2. Step 2: Convert to fraction form
    153,568.80/211,910.40 = 113,304.96/x
  3. Step 3: Cross multiply
    153,568.80x = 211,910.40 × 113,304.96
  4. Step 4: Simplify right side
    153,568.80x = 24,010,499,395.58
  5. Step 5: Solve for x
    x = 24,010,499,395.58/153,568.80
  6. Step 6: Final answer
    x = 156,350.11

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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.