Home / 101,235.04-151,856.56-38,048.80

Finding the Fourth Proportional to 101,235.04, 151,856.56 and 38,048.80

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Solution

The fourth proportional to 101,235.04, 151,856.56 and 38,048.80 is: 57,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,235.04 : 151,856.56 = 38,048.80 : x
  2. Step 2: Convert to fraction form
    101,235.04/151,856.56 = 38,048.80/x
  3. Step 3: Cross multiply
    101,235.04x = 151,856.56 × 38,048.80
  4. Step 4: Simplify right side
    101,235.04x = 5,777,959,880.13
  5. Step 5: Solve for x
    x = 5,777,959,880.13/101,235.04
  6. Step 6: Final answer
    x = 57,074.70

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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.