Home / 153,306.54-211,504.10-113,116.10

Finding the Fourth Proportional to 153,306.54, 211,504.10 and 113,116.10

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Solution

The fourth proportional to 153,306.54, 211,504.10 and 113,116.10 is: 156,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,306.54 : 211,504.10 = 113,116.10 : x
  2. Step 2: Convert to fraction form
    153,306.54/211,504.10 = 113,116.10/x
  3. Step 3: Cross multiply
    153,306.54x = 211,504.10 × 113,116.10
  4. Step 4: Simplify right side
    153,306.54x = 23,924,517,302.91
  5. Step 5: Solve for x
    x = 23,924,517,302.91/153,306.54
  6. Step 6: Final answer
    x = 156,056.73

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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.