Home / 229,416.03-316,585.32-127,447.90

Finding the Fourth Proportional to 229,416.03, 316,585.32 and 127,447.90

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Solution

The fourth proportional to 229,416.03, 316,585.32 and 127,447.90 is: 175,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,416.03 : 316,585.32 = 127,447.90 : x
  2. Step 2: Convert to fraction form
    229,416.03/316,585.32 = 127,447.90/x
  3. Step 3: Cross multiply
    229,416.03x = 316,585.32 × 127,447.90
  4. Step 4: Simplify right side
    229,416.03x = 40,348,134,204.83
  5. Step 5: Solve for x
    x = 40,348,134,204.83/229,416.03
  6. Step 6: Final answer
    x = 175,873.21

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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.