Home / 229,589.64-316,837.98-127,623.60

Finding the Fourth Proportional to 229,589.64, 316,837.98 and 127,623.60

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Solution

The fourth proportional to 229,589.64, 316,837.98 and 127,623.60 is: 176,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,589.64 : 316,837.98 = 127,623.60 : x
  2. Step 2: Convert to fraction form
    229,589.64/316,837.98 = 127,623.60/x
  3. Step 3: Cross multiply
    229,589.64x = 316,837.98 × 127,623.60
  4. Step 4: Simplify right side
    229,589.64x = 40,436,003,624.33
  5. Step 5: Solve for x
    x = 40,436,003,624.33/229,589.64
  6. Step 6: Final answer
    x = 176,122.95

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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.