Home / 55,701.30-83,564.10-16,255.20

Finding the Fourth Proportional to 55,701.30, 83,564.10 and 16,255.20

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Solution

The fourth proportional to 55,701.30, 83,564.10 and 16,255.20 is: 24,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,701.30 : 83,564.10 = 16,255.20 : x
  2. Step 2: Convert to fraction form
    55,701.30/83,564.10 = 16,255.20/x
  3. Step 3: Cross multiply
    55,701.30x = 83,564.10 × 16,255.20
  4. Step 4: Simplify right side
    55,701.30x = 1,358,351,158.32
  5. Step 5: Solve for x
    x = 1,358,351,158.32/55,701.30
  6. Step 6: Final answer
    x = 24,386.35

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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.