Home / 160,356.20-240,538.62-71,588.84

Finding the Fourth Proportional to 160,356.20, 240,538.62 and 71,588.84

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Solution

The fourth proportional to 160,356.20, 240,538.62 and 71,588.84 is: 107,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,356.20 : 240,538.62 = 71,588.84 : x
  2. Step 2: Convert to fraction form
    160,356.20/240,538.62 = 71,588.84/x
  3. Step 3: Cross multiply
    160,356.20x = 240,538.62 × 71,588.84
  4. Step 4: Simplify right side
    160,356.20x = 17,219,880,781.00
  5. Step 5: Solve for x
    x = 17,219,880,781.00/160,356.20
  6. Step 6: Final answer
    x = 107,385.19

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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.