Home / 160,263.48-240,329.61-71,456.25

Finding the Fourth Proportional to 160,263.48, 240,329.61 and 71,456.25

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Solution

The fourth proportional to 160,263.48, 240,329.61 and 71,456.25 is: 107,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,263.48 : 240,329.61 = 71,456.25 : x
  2. Step 2: Convert to fraction form
    160,263.48/240,329.61 = 71,456.25/x
  3. Step 3: Cross multiply
    160,263.48x = 240,329.61 × 71,456.25
  4. Step 4: Simplify right side
    160,263.48x = 17,173,052,694.56
  5. Step 5: Solve for x
    x = 17,173,052,694.56/160,263.48
  6. Step 6: Final answer
    x = 107,155.12

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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.