Home / 77,750.48-107,363.40-60,954.32

Finding the Fourth Proportional to 77,750.48, 107,363.40 and 60,954.32

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Solution

The fourth proportional to 77,750.48, 107,363.40 and 60,954.32 is: 84,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,750.48 : 107,363.40 = 60,954.32 : x
  2. Step 2: Convert to fraction form
    77,750.48/107,363.40 = 60,954.32/x
  3. Step 3: Cross multiply
    77,750.48x = 107,363.40 × 60,954.32
  4. Step 4: Simplify right side
    77,750.48x = 6,544,263,039.89
  5. Step 5: Solve for x
    x = 6,544,263,039.89/77,750.48
  6. Step 6: Final answer
    x = 84,170.07

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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.