Home / 52,374.11-72,277.79-28,502.31

Finding the Fourth Proportional to 52,374.11, 72,277.79 and 28,502.31

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Solution

The fourth proportional to 52,374.11, 72,277.79 and 28,502.31 is: 39,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,374.11 : 72,277.79 = 28,502.31 : x
  2. Step 2: Convert to fraction form
    52,374.11/72,277.79 = 28,502.31/x
  3. Step 3: Cross multiply
    52,374.11x = 72,277.79 × 28,502.31
  4. Step 4: Simplify right side
    52,374.11x = 2,060,084,105.23
  5. Step 5: Solve for x
    x = 2,060,084,105.23/52,374.11
  6. Step 6: Final answer
    x = 39,334.02

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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.