Home / 53,549.41-74,218.72-52,553.65

Finding the Fourth Proportional to 53,549.41, 74,218.72 and 52,553.65

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Solution

The fourth proportional to 53,549.41, 74,218.72 and 52,553.65 is: 72,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,549.41 : 74,218.72 = 52,553.65 : x
  2. Step 2: Convert to fraction form
    53,549.41/74,218.72 = 52,553.65/x
  3. Step 3: Cross multiply
    53,549.41x = 74,218.72 × 52,553.65
  4. Step 4: Simplify right side
    53,549.41x = 3,900,464,634.33
  5. Step 5: Solve for x
    x = 3,900,464,634.33/53,549.41
  6. Step 6: Final answer
    x = 72,838.61

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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.