Home / 117,096.04-161,595.67-71,140.04

Finding the Fourth Proportional to 117,096.04, 161,595.67 and 71,140.04

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Solution

The fourth proportional to 117,096.04, 161,595.67 and 71,140.04 is: 98,175.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,096.04 : 161,595.67 = 71,140.04 : x
  2. Step 2: Convert to fraction form
    117,096.04/161,595.67 = 71,140.04/x
  3. Step 3: Cross multiply
    117,096.04x = 161,595.67 × 71,140.04
  4. Step 4: Simplify right side
    117,096.04x = 11,495,921,619.65
  5. Step 5: Solve for x
    x = 11,495,921,619.65/117,096.04
  6. Step 6: Final answer
    x = 98,175.16

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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.