Home / 83,066.40-114,580.56-59,200.80

Finding the Fourth Proportional to 83,066.40, 114,580.56 and 59,200.80

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Solution

The fourth proportional to 83,066.40, 114,580.56 and 59,200.80 is: 81,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,066.40 : 114,580.56 = 59,200.80 : x
  2. Step 2: Convert to fraction form
    83,066.40/114,580.56 = 59,200.80/x
  3. Step 3: Cross multiply
    83,066.40x = 114,580.56 × 59,200.80
  4. Step 4: Simplify right side
    83,066.40x = 6,783,260,816.45
  5. Step 5: Solve for x
    x = 6,783,260,816.45/83,066.40
  6. Step 6: Final answer
    x = 81,660.71

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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.