Home / 117,587.16-176,405.04-38,706.12

Finding the Fourth Proportional to 117,587.16, 176,405.04 and 38,706.12

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Solution

The fourth proportional to 117,587.16, 176,405.04 and 38,706.12 is: 58,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.16 : 176,405.04 = 38,706.12 : x
  2. Step 2: Convert to fraction form
    117,587.16/176,405.04 = 38,706.12/x
  3. Step 3: Cross multiply
    117,587.16x = 176,405.04 × 38,706.12
  4. Step 4: Simplify right side
    117,587.16x = 6,827,954,646.84
  5. Step 5: Solve for x
    x = 6,827,954,646.84/117,587.16
  6. Step 6: Final answer
    x = 58,067.18

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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.