Home / 53,387.70-80,110.10-34,663.33

Finding the Fourth Proportional to 53,387.70, 80,110.10 and 34,663.33

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Solution

The fourth proportional to 53,387.70, 80,110.10 and 34,663.33 is: 52,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.70 : 80,110.10 = 34,663.33 : x
  2. Step 2: Convert to fraction form
    53,387.70/80,110.10 = 34,663.33/x
  3. Step 3: Cross multiply
    53,387.70x = 80,110.10 × 34,663.33
  4. Step 4: Simplify right side
    53,387.70x = 2,776,882,832.63
  5. Step 5: Solve for x
    x = 2,776,882,832.63/53,387.70
  6. Step 6: Final answer
    x = 52,013.53

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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.