Home / 229,189.76-316,276.92-127,209.24

Finding the Fourth Proportional to 229,189.76, 316,276.92 and 127,209.24

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Solution

The fourth proportional to 229,189.76, 316,276.92 and 127,209.24 is: 175,546.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,189.76 : 316,276.92 = 127,209.24 : x
  2. Step 2: Convert to fraction form
    229,189.76/316,276.92 = 127,209.24/x
  3. Step 3: Cross multiply
    229,189.76x = 316,276.92 × 127,209.24
  4. Step 4: Simplify right side
    229,189.76x = 40,233,346,622.74
  5. Step 5: Solve for x
    x = 40,233,346,622.74/229,189.76
  6. Step 6: Final answer
    x = 175,546.00

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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.