Home / 83,088.96-114,543.68-51,236.48

Finding the Fourth Proportional to 83,088.96, 114,543.68 and 51,236.48

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Solution

The fourth proportional to 83,088.96, 114,543.68 and 51,236.48 is: 70,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088.96 : 114,543.68 = 51,236.48 : x
  2. Step 2: Convert to fraction form
    83,088.96/114,543.68 = 51,236.48/x
  3. Step 3: Cross multiply
    83,088.96x = 114,543.68 × 51,236.48
  4. Step 4: Simplify right side
    83,088.96x = 5,868,814,969.45
  5. Step 5: Solve for x
    x = 5,868,814,969.45/83,088.96
  6. Step 6: Final answer
    x = 70,632.91

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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.