Home / 117,597.16-176,420.04-38,716.12

Finding the Fourth Proportional to 117,597.16, 176,420.04 and 38,716.12

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Solution

The fourth proportional to 117,597.16, 176,420.04 and 38,716.12 is: 58,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,597.16 : 176,420.04 = 38,716.12 : x
  2. Step 2: Convert to fraction form
    117,597.16/176,420.04 = 38,716.12/x
  3. Step 3: Cross multiply
    117,597.16x = 176,420.04 × 38,716.12
  4. Step 4: Simplify right side
    117,597.16x = 6,830,299,439.04
  5. Step 5: Solve for x
    x = 6,830,299,439.04/117,597.16
  6. Step 6: Final answer
    x = 58,082.18

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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.