Home / 55,154.72-82,657.56-39,537.92

Finding the Fourth Proportional to 55,154.72, 82,657.56 and 39,537.92

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Solution

The fourth proportional to 55,154.72, 82,657.56 and 39,537.92 is: 59,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154.72 : 82,657.56 = 39,537.92 : x
  2. Step 2: Convert to fraction form
    55,154.72/82,657.56 = 39,537.92/x
  3. Step 3: Cross multiply
    55,154.72x = 82,657.56 × 39,537.92
  4. Step 4: Simplify right side
    55,154.72x = 3,268,107,994.68
  5. Step 5: Solve for x
    x = 3,268,107,994.68/55,154.72
  6. Step 6: Final answer
    x = 59,253.46

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1.5x scale

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.