Home / 173,376.54-260,100.45-78,561.18

Finding the Fourth Proportional to 173,376.54, 260,100.45 and 78,561.18

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Solution

The fourth proportional to 173,376.54, 260,100.45 and 78,561.18 is: 117,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,376.54 : 260,100.45 = 78,561.18 : x
  2. Step 2: Convert to fraction form
    173,376.54/260,100.45 = 78,561.18/x
  3. Step 3: Cross multiply
    173,376.54x = 260,100.45 × 78,561.18
  4. Step 4: Simplify right side
    173,376.54x = 20,433,798,270.53
  5. Step 5: Solve for x
    x = 20,433,798,270.53/173,376.54
  6. Step 6: Final answer
    x = 117,857.92

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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.