Home / 51,345.47-77,017.60-16,285.43

Finding the Fourth Proportional to 51,345.47, 77,017.60 and 16,285.43

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Solution

The fourth proportional to 51,345.47, 77,017.60 and 16,285.43 is: 24,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345.47 : 77,017.60 = 16,285.43 : x
  2. Step 2: Convert to fraction form
    51,345.47/77,017.60 = 16,285.43/x
  3. Step 3: Cross multiply
    51,345.47x = 77,017.60 × 16,285.43
  4. Step 4: Simplify right side
    51,345.47x = 1,254,264,733.57
  5. Step 5: Solve for x
    x = 1,254,264,733.57/51,345.47
  6. Step 6: Final answer
    x = 24,427.95

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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.