Home / 51,870.02-77,788.71-16,801.54

Finding the Fourth Proportional to 51,870.02, 77,788.71 and 16,801.54

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Solution

The fourth proportional to 51,870.02, 77,788.71 and 16,801.54 is: 25,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,870.02 : 77,788.71 = 16,801.54 : x
  2. Step 2: Convert to fraction form
    51,870.02/77,788.71 = 16,801.54/x
  3. Step 3: Cross multiply
    51,870.02x = 77,788.71 × 16,801.54
  4. Step 4: Simplify right side
    51,870.02x = 1,306,970,122.61
  5. Step 5: Solve for x
    x = 1,306,970,122.61/51,870.02
  6. Step 6: Final answer
    x = 25,197.02

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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.