Home / 77,833.49-116,750.27-60,090.05

Finding the Fourth Proportional to 77,833.49, 116,750.27 and 60,090.05

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Solution

The fourth proportional to 77,833.49, 116,750.27 and 60,090.05 is: 90,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,833.49 : 116,750.27 = 60,090.05 : x
  2. Step 2: Convert to fraction form
    77,833.49/116,750.27 = 60,090.05/x
  3. Step 3: Cross multiply
    77,833.49x = 116,750.27 × 60,090.05
  4. Step 4: Simplify right side
    77,833.49x = 7,015,530,003.91
  5. Step 5: Solve for x
    x = 7,015,530,003.91/77,833.49
  6. Step 6: Final answer
    x = 90,135.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.