Home / 117,695.76-162,416.73-66,713.19

Finding the Fourth Proportional to 117,695.76, 162,416.73 and 66,713.19

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Solution

The fourth proportional to 117,695.76, 162,416.73 and 66,713.19 is: 92,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,695.76 : 162,416.73 = 66,713.19 : x
  2. Step 2: Convert to fraction form
    117,695.76/162,416.73 = 66,713.19/x
  3. Step 3: Cross multiply
    117,695.76x = 162,416.73 × 66,713.19
  4. Step 4: Simplify right side
    117,695.76x = 10,835,338,167.67
  5. Step 5: Solve for x
    x = 10,835,338,167.67/117,695.76
  6. Step 6: Final answer
    x = 92,062.26

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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.