Home / 117,757.92-162,547.66-70,011.04

Finding the Fourth Proportional to 117,757.92, 162,547.66 and 70,011.04

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Solution

The fourth proportional to 117,757.92, 162,547.66 and 70,011.04 is: 96,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,757.92 : 162,547.66 = 70,011.04 : x
  2. Step 2: Convert to fraction form
    117,757.92/162,547.66 = 70,011.04/x
  3. Step 3: Cross multiply
    117,757.92x = 162,547.66 × 70,011.04
  4. Step 4: Simplify right side
    117,757.92x = 11,380,130,726.17
  5. Step 5: Solve for x
    x = 11,380,130,726.17/117,757.92
  6. Step 6: Final answer
    x = 96,640.05

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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.