Home / 316,015.98-474,071.17-116,321.18

Finding the Fourth Proportional to 316,015.98, 474,071.17 and 116,321.18

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Solution

The fourth proportional to 316,015.98, 474,071.17 and 116,321.18 is: 174,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,015.98 : 474,071.17 = 116,321.18 : x
  2. Step 2: Convert to fraction form
    316,015.98/474,071.17 = 116,321.18/x
  3. Step 3: Cross multiply
    316,015.98x = 474,071.17 × 116,321.18
  4. Step 4: Simplify right side
    316,015.98x = 55,144,517,898.38
  5. Step 5: Solve for x
    x = 55,144,517,898.38/316,015.98
  6. Step 6: Final answer
    x = 174,499.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.