Home / 116,822.95-161,225.16-65,839.13

Finding the Fourth Proportional to 116,822.95, 161,225.16 and 65,839.13

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Solution

The fourth proportional to 116,822.95, 161,225.16 and 65,839.13 is: 90,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,822.95 : 161,225.16 = 65,839.13 : x
  2. Step 2: Convert to fraction form
    116,822.95/161,225.16 = 65,839.13/x
  3. Step 3: Cross multiply
    116,822.95x = 161,225.16 × 65,839.13
  4. Step 4: Simplify right side
    116,822.95x = 10,614,924,268.51
  5. Step 5: Solve for x
    x = 10,614,924,268.51/116,822.95
  6. Step 6: Final answer
    x = 90,863.35

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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.