Home / 173,761.76-260,637.20-55,440.16

Finding the Fourth Proportional to 173,761.76, 260,637.20 and 55,440.16

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Solution

The fourth proportional to 173,761.76, 260,637.20 and 55,440.16 is: 83,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,761.76 : 260,637.20 = 55,440.16 : x
  2. Step 2: Convert to fraction form
    173,761.76/260,637.20 = 55,440.16/x
  3. Step 3: Cross multiply
    173,761.76x = 260,637.20 × 55,440.16
  4. Step 4: Simplify right side
    173,761.76x = 14,449,768,069.95
  5. Step 5: Solve for x
    x = 14,449,768,069.95/173,761.76
  6. Step 6: Final answer
    x = 83,158.50

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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.