Home / 52,972.77-79,439.68-21,374.39

Finding the Fourth Proportional to 52,972.77, 79,439.68 and 21,374.39

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Solution

The fourth proportional to 52,972.77, 79,439.68 and 21,374.39 is: 32,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,972.77 : 79,439.68 = 21,374.39 : x
  2. Step 2: Convert to fraction form
    52,972.77/79,439.68 = 21,374.39/x
  3. Step 3: Cross multiply
    52,972.77x = 79,439.68 × 21,374.39
  4. Step 4: Simplify right side
    52,972.77x = 1,697,974,701.80
  5. Step 5: Solve for x
    x = 1,697,974,701.80/52,972.77
  6. Step 6: Final answer
    x = 32,053.73

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1.5x scale

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.