Home / 73,159.28-100,987.80-44,903.36

Finding the Fourth Proportional to 73,159.28, 100,987.80 and 44,903.36

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Solution

The fourth proportional to 73,159.28, 100,987.80 and 44,903.36 is: 61,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,159.28 : 100,987.80 = 44,903.36 : x
  2. Step 2: Convert to fraction form
    73,159.28/100,987.80 = 44,903.36/x
  3. Step 3: Cross multiply
    73,159.28x = 100,987.80 × 44,903.36
  4. Step 4: Simplify right side
    73,159.28x = 4,534,691,539.01
  5. Step 5: Solve for x
    x = 4,534,691,539.01/73,159.28
  6. Step 6: Final answer
    x = 61,983.82

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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.