Home / 116,808.03-161,194.14-65,837.16

Finding the Fourth Proportional to 116,808.03, 161,194.14 and 65,837.16

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Solution

The fourth proportional to 116,808.03, 161,194.14 and 65,837.16 is: 90,854.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,808.03 : 161,194.14 = 65,837.16 : x
  2. Step 2: Convert to fraction form
    116,808.03/161,194.14 = 65,837.16/x
  3. Step 3: Cross multiply
    116,808.03x = 161,194.14 × 65,837.16
  4. Step 4: Simplify right side
    116,808.03x = 10,612,564,386.24
  5. Step 5: Solve for x
    x = 10,612,564,386.24/116,808.03
  6. Step 6: Final answer
    x = 90,854.75

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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.