Home / 137,016.63-205,400.40-52,723.02

Finding the Fourth Proportional to 137,016.63, 205,400.40 and 52,723.02

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Solution

The fourth proportional to 137,016.63, 205,400.40 and 52,723.02 is: 79,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,016.63 : 205,400.40 = 52,723.02 : x
  2. Step 2: Convert to fraction form
    137,016.63/205,400.40 = 52,723.02/x
  3. Step 3: Cross multiply
    137,016.63x = 205,400.40 × 52,723.02
  4. Step 4: Simplify right side
    137,016.63x = 10,829,329,397.21
  5. Step 5: Solve for x
    x = 10,829,329,397.21/137,016.63
  6. Step 6: Final answer
    x = 79,036.61

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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.