Home / 52,016.17-78,005.80-18,727.29

Finding the Fourth Proportional to 52,016.17, 78,005.80 and 18,727.29

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Solution

The fourth proportional to 52,016.17, 78,005.80 and 18,727.29 is: 28,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,016.17 : 78,005.80 = 18,727.29 : x
  2. Step 2: Convert to fraction form
    52,016.17/78,005.80 = 18,727.29/x
  3. Step 3: Cross multiply
    52,016.17x = 78,005.80 × 18,727.29
  4. Step 4: Simplify right side
    52,016.17x = 1,460,837,144.65
  5. Step 5: Solve for x
    x = 1,460,837,144.65/52,016.17
  6. Step 6: Final answer
    x = 28,084.29

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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.