Home / 75,283.32-112,727.70-52,975.92

Finding the Fourth Proportional to 75,283.32, 112,727.70 and 52,975.92

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Solution

The fourth proportional to 75,283.32, 112,727.70 and 52,975.92 is: 79,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,283.32 : 112,727.70 = 52,975.92 : x
  2. Step 2: Convert to fraction form
    75,283.32/112,727.70 = 52,975.92/x
  3. Step 3: Cross multiply
    75,283.32x = 112,727.70 × 52,975.92
  4. Step 4: Simplify right side
    75,283.32x = 5,971,853,616.98
  5. Step 5: Solve for x
    x = 5,971,853,616.98/75,283.32
  6. Step 6: Final answer
    x = 79,325.06

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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.