Home / 75,333.24-103,952.77-45,118.01

Finding the Fourth Proportional to 75,333.24, 103,952.77 and 45,118.01

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Solution

The fourth proportional to 75,333.24, 103,952.77 and 45,118.01 is: 62,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,333.24 : 103,952.77 = 45,118.01 : x
  2. Step 2: Convert to fraction form
    75,333.24/103,952.77 = 45,118.01/x
  3. Step 3: Cross multiply
    75,333.24x = 103,952.77 × 45,118.01
  4. Step 4: Simplify right side
    75,333.24x = 4,690,142,263.47
  5. Step 5: Solve for x
    x = 4,690,142,263.47/75,333.24
  6. Step 6: Final answer
    x = 62,258.60

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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.