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Finding the Fourth Proportional to 173,952.40, 260,734.20 and 74,095.60

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Solution

The fourth proportional to 173,952.40, 260,734.20 and 74,095.60 is: 111,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,952.40 : 260,734.20 = 74,095.60 : x
  2. Step 2: Convert to fraction form
    173,952.40/260,734.20 = 74,095.60/x
  3. Step 3: Cross multiply
    173,952.40x = 260,734.20 × 74,095.60
  4. Step 4: Simplify right side
    173,952.40x = 19,319,256,989.52
  5. Step 5: Solve for x
    x = 19,319,256,989.52/173,952.40
  6. Step 6: Final answer
    x = 111,060.59

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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.