Home / 48,440.51-72,637.70-18,456.23

Finding the Fourth Proportional to 48,440.51, 72,637.70 and 18,456.23

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Solution

The fourth proportional to 48,440.51, 72,637.70 and 18,456.23 is: 27,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.51 : 72,637.70 = 18,456.23 : x
  2. Step 2: Convert to fraction form
    48,440.51/72,637.70 = 18,456.23/x
  3. Step 3: Cross multiply
    48,440.51x = 72,637.70 × 18,456.23
  4. Step 4: Simplify right side
    48,440.51x = 1,340,618,119.15
  5. Step 5: Solve for x
    x = 1,340,618,119.15/48,440.51
  6. Step 6: Final answer
    x = 27,675.56

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1.5x scale

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.