Home / 48,666.25-73,009.11-20,586.18

Finding the Fourth Proportional to 48,666.25, 73,009.11 and 20,586.18

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Solution

The fourth proportional to 48,666.25, 73,009.11 and 20,586.18 is: 30,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666.25 : 73,009.11 = 20,586.18 : x
  2. Step 2: Convert to fraction form
    48,666.25/73,009.11 = 20,586.18/x
  3. Step 3: Cross multiply
    48,666.25x = 73,009.11 × 20,586.18
  4. Step 4: Simplify right side
    48,666.25x = 1,502,979,031.08
  5. Step 5: Solve for x
    x = 1,502,979,031.08/48,666.25
  6. Step 6: Final answer
    x = 30,883.39

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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.