Home / 74,134.09-102,268.33-52,623.73

Finding the Fourth Proportional to 74,134.09, 102,268.33 and 52,623.73

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Solution

The fourth proportional to 74,134.09, 102,268.33 and 52,623.73 is: 72,594.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,134.09 : 102,268.33 = 52,623.73 : x
  2. Step 2: Convert to fraction form
    74,134.09/102,268.33 = 52,623.73/x
  3. Step 3: Cross multiply
    74,134.09x = 102,268.33 × 52,623.73
  4. Step 4: Simplify right side
    74,134.09x = 5,381,740,985.47
  5. Step 5: Solve for x
    x = 5,381,740,985.47/74,134.09
  6. Step 6: Final answer
    x = 72,594.69

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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.