Home / 84,259.74-116,080.66-58,719.68

Finding the Fourth Proportional to 84,259.74, 116,080.66 and 58,719.68

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Solution

The fourth proportional to 84,259.74, 116,080.66 and 58,719.68 is: 80,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259.74 : 116,080.66 = 58,719.68 : x
  2. Step 2: Convert to fraction form
    84,259.74/116,080.66 = 58,719.68/x
  3. Step 3: Cross multiply
    84,259.74x = 116,080.66 × 58,719.68
  4. Step 4: Simplify right side
    84,259.74x = 6,816,219,209.39
  5. Step 5: Solve for x
    x = 6,816,219,209.39/84,259.74
  6. Step 6: Final answer
    x = 80,895.33

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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.