Home / 48,155.77-72,266.45-16,991.02

Finding the Fourth Proportional to 48,155.77, 72,266.45 and 16,991.02

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Solution

The fourth proportional to 48,155.77, 72,266.45 and 16,991.02 is: 25,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155.77 : 72,266.45 = 16,991.02 : x
  2. Step 2: Convert to fraction form
    48,155.77/72,266.45 = 16,991.02/x
  3. Step 3: Cross multiply
    48,155.77x = 72,266.45 × 16,991.02
  4. Step 4: Simplify right side
    48,155.77x = 1,227,880,439.52
  5. Step 5: Solve for x
    x = 1,227,880,439.52/48,155.77
  6. Step 6: Final answer
    x = 25,498.10

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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.