Home / 83,368.44-124,921.08-45,873.36

Finding the Fourth Proportional to 83,368.44, 124,921.08 and 45,873.36

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Solution

The fourth proportional to 83,368.44, 124,921.08 and 45,873.36 is: 68,737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,368.44 : 124,921.08 = 45,873.36 : x
  2. Step 2: Convert to fraction form
    83,368.44/124,921.08 = 45,873.36/x
  3. Step 3: Cross multiply
    83,368.44x = 124,921.08 × 45,873.36
  4. Step 4: Simplify right side
    83,368.44x = 5,730,549,674.43
  5. Step 5: Solve for x
    x = 5,730,549,674.43/83,368.44
  6. Step 6: Final answer
    x = 68,737.64

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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.