Home / 52,008.40-78,016.38-16,946.56

Finding the Fourth Proportional to 52,008.40, 78,016.38 and 16,946.56

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Solution

The fourth proportional to 52,008.40, 78,016.38 and 16,946.56 is: 25,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,008.40 : 78,016.38 = 16,946.56 : x
  2. Step 2: Convert to fraction form
    52,008.40/78,016.38 = 16,946.56/x
  3. Step 3: Cross multiply
    52,008.40x = 78,016.38 × 16,946.56
  4. Step 4: Simplify right side
    52,008.40x = 1,322,109,264.65
  5. Step 5: Solve for x
    x = 1,322,109,264.65/52,008.40
  6. Step 6: Final answer
    x = 25,421.07

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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.