Home / 160,639.50-240,991.92-55,444.80

Finding the Fourth Proportional to 160,639.50, 240,991.92 and 55,444.80

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Solution

The fourth proportional to 160,639.50, 240,991.92 and 55,444.80 is: 83,178.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,639.50 : 240,991.92 = 55,444.80 : x
  2. Step 2: Convert to fraction form
    160,639.50/240,991.92 = 55,444.80/x
  3. Step 3: Cross multiply
    160,639.50x = 240,991.92 × 55,444.80
  4. Step 4: Simplify right side
    160,639.50x = 13,361,748,806.02
  5. Step 5: Solve for x
    x = 13,361,748,806.02/160,639.50
  6. Step 6: Final answer
    x = 83,178.48

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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.