Home / 229,417.30-316,587.06-127,449.17

Finding the Fourth Proportional to 229,417.30, 316,587.06 and 127,449.17

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Solution

The fourth proportional to 229,417.30, 316,587.06 and 127,449.17 is: 175,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,417.30 : 316,587.06 = 127,449.17 : x
  2. Step 2: Convert to fraction form
    229,417.30/316,587.06 = 127,449.17/x
  3. Step 3: Cross multiply
    229,417.30x = 316,587.06 × 127,449.17
  4. Step 4: Simplify right side
    229,417.30x = 40,348,758,029.74
  5. Step 5: Solve for x
    x = 40,348,758,029.74/229,417.30
  6. Step 6: Final answer
    x = 175,874.96

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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.