Home / 83,537.93-115,282.54-47,727.83

Finding the Fourth Proportional to 83,537.93, 115,282.54 and 47,727.83

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Solution

The fourth proportional to 83,537.93, 115,282.54 and 47,727.83 is: 65,864.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,537.93 : 115,282.54 = 47,727.83 : x
  2. Step 2: Convert to fraction form
    83,537.93/115,282.54 = 47,727.83/x
  3. Step 3: Cross multiply
    83,537.93x = 115,282.54 × 47,727.83
  4. Step 4: Simplify right side
    83,537.93x = 5,502,185,818.95
  5. Step 5: Solve for x
    x = 5,502,185,818.95/83,537.93
  6. Step 6: Final answer
    x = 65,864.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.