Home / 160,262.12-240,263.58-66,837.80

Finding the Fourth Proportional to 160,262.12, 240,263.58 and 66,837.80

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Solution

The fourth proportional to 160,262.12, 240,263.58 and 66,837.80 is: 100,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,262.12 : 240,263.58 = 66,837.80 : x
  2. Step 2: Convert to fraction form
    160,262.12/240,263.58 = 66,837.80/x
  3. Step 3: Cross multiply
    160,262.12x = 240,263.58 × 66,837.80
  4. Step 4: Simplify right side
    160,262.12x = 16,058,689,107.32
  5. Step 5: Solve for x
    x = 16,058,689,107.32/160,262.12
  6. Step 6: Final answer
    x = 100,202.65

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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.