Home / 51,929.15-71,671.55-49,562.63

Finding the Fourth Proportional to 51,929.15, 71,671.55 and 49,562.63

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Solution

The fourth proportional to 51,929.15, 71,671.55 and 49,562.63 is: 68,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,929.15 : 71,671.55 = 49,562.63 : x
  2. Step 2: Convert to fraction form
    51,929.15/71,671.55 = 49,562.63/x
  3. Step 3: Cross multiply
    51,929.15x = 71,671.55 × 49,562.63
  4. Step 4: Simplify right side
    51,929.15x = 3,552,230,817.26
  5. Step 5: Solve for x
    x = 3,552,230,817.26/51,929.15
  6. Step 6: Final answer
    x = 68,405.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.