Home / 53,040.32-73,189.50-30,377.96

Finding the Fourth Proportional to 53,040.32, 73,189.50 and 30,377.96

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Solution

The fourth proportional to 53,040.32, 73,189.50 and 30,377.96 is: 41,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.32 : 73,189.50 = 30,377.96 : x
  2. Step 2: Convert to fraction form
    53,040.32/73,189.50 = 30,377.96/x
  3. Step 3: Cross multiply
    53,040.32x = 73,189.50 × 30,377.96
  4. Step 4: Simplify right side
    53,040.32x = 2,223,347,337.47
  5. Step 5: Solve for x
    x = 2,223,347,337.47/53,040.32
  6. Step 6: Final answer
    x = 41,918.06

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1.5x scale

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.