Home / 137,268.40-205,881.33-37,436.71

Finding the Fourth Proportional to 137,268.40, 205,881.33 and 37,436.71

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Solution

The fourth proportional to 137,268.40, 205,881.33 and 37,436.71 is: 56,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,268.40 : 205,881.33 = 37,436.71 : x
  2. Step 2: Convert to fraction form
    137,268.40/205,881.33 = 37,436.71/x
  3. Step 3: Cross multiply
    137,268.40x = 205,881.33 × 37,436.71
  4. Step 4: Simplify right side
    137,268.40x = 7,707,518,616.22
  5. Step 5: Solve for x
    x = 7,707,518,616.22/137,268.40
  6. Step 6: Final answer
    x = 56,149.26

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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.