Home / 40,098.80-55,570.04-39,535.04

Finding the Fourth Proportional to 40,098.80, 55,570.04 and 39,535.04

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Solution

The fourth proportional to 40,098.80, 55,570.04 and 39,535.04 is: 54,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.80 : 55,570.04 = 39,535.04 : x
  2. Step 2: Convert to fraction form
    40,098.80/55,570.04 = 39,535.04/x
  3. Step 3: Cross multiply
    40,098.80x = 55,570.04 × 39,535.04
  4. Step 4: Simplify right side
    40,098.80x = 2,196,963,754.20
  5. Step 5: Solve for x
    x = 2,196,963,754.20/40,098.80
  6. Step 6: Final answer
    x = 54,788.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.