Home / 75,995.54-104,888.30-50,108.54

Finding the Fourth Proportional to 75,995.54, 104,888.30 and 50,108.54

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Solution

The fourth proportional to 75,995.54, 104,888.30 and 50,108.54 is: 69,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,995.54 : 104,888.30 = 50,108.54 : x
  2. Step 2: Convert to fraction form
    75,995.54/104,888.30 = 50,108.54/x
  3. Step 3: Cross multiply
    75,995.54x = 104,888.30 × 50,108.54
  4. Step 4: Simplify right side
    75,995.54x = 5,255,799,576.08
  5. Step 5: Solve for x
    x = 5,255,799,576.08/75,995.54
  6. Step 6: Final answer
    x = 69,159.32

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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.