Home / 229,190.01-316,276.14-127,215.18

Finding the Fourth Proportional to 229,190.01, 316,276.14 and 127,215.18

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Solution

The fourth proportional to 229,190.01, 316,276.14 and 127,215.18 is: 175,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,190.01 : 316,276.14 = 127,215.18 : x
  2. Step 2: Convert to fraction form
    229,190.01/316,276.14 = 127,215.18/x
  3. Step 3: Cross multiply
    229,190.01x = 316,276.14 × 127,215.18
  4. Step 4: Simplify right side
    229,190.01x = 40,235,126,079.81
  5. Step 5: Solve for x
    x = 40,235,126,079.81/229,190.01
  6. Step 6: Final answer
    x = 175,553.58

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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.