Home / 117,536.10-162,269.04-71,613.06

Finding the Fourth Proportional to 117,536.10, 162,269.04 and 71,613.06

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Solution

The fourth proportional to 117,536.10, 162,269.04 and 71,613.06 is: 98,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,536.10 : 162,269.04 = 71,613.06 : x
  2. Step 2: Convert to fraction form
    117,536.10/162,269.04 = 71,613.06/x
  3. Step 3: Cross multiply
    117,536.10x = 162,269.04 × 71,613.06
  4. Step 4: Simplify right side
    117,536.10x = 11,620,582,497.66
  5. Step 5: Solve for x
    x = 11,620,582,497.66/117,536.10
  6. Step 6: Final answer
    x = 98,868.20

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1.5x scale

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.