Home / 60,411.06-90,629.10-18,293.46

Finding the Fourth Proportional to 60,411.06, 90,629.10 and 18,293.46

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Solution

The fourth proportional to 60,411.06, 90,629.10 and 18,293.46 is: 27,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,411.06 : 90,629.10 = 18,293.46 : x
  2. Step 2: Convert to fraction form
    60,411.06/90,629.10 = 18,293.46/x
  3. Step 3: Cross multiply
    60,411.06x = 90,629.10 × 18,293.46
  4. Step 4: Simplify right side
    60,411.06x = 1,657,919,815.69
  5. Step 5: Solve for x
    x = 1,657,919,815.69/60,411.06
  6. Step 6: Final answer
    x = 27,443.98

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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.