Home / 38,178.26-56,957.40-36,111.55

Finding the Fourth Proportional to 38,178.26, 56,957.40 and 36,111.55

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Solution

The fourth proportional to 38,178.26, 56,957.40 and 36,111.55 is: 53,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178.26 : 56,957.40 = 36,111.55 : x
  2. Step 2: Convert to fraction form
    38,178.26/56,957.40 = 36,111.55/x
  3. Step 3: Cross multiply
    38,178.26x = 56,957.40 × 36,111.55
  4. Step 4: Simplify right side
    38,178.26x = 2,056,819,855.58
  5. Step 5: Solve for x
    x = 2,056,819,855.58/38,178.26
  6. Step 6: Final answer
    x = 53,874.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.