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Finding the Fourth Proportional to 173,733.40, 260,454.30 and 90,627.40

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Solution

The fourth proportional to 173,733.40, 260,454.30 and 90,627.40 is: 135,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,733.40 : 260,454.30 = 90,627.40 : x
  2. Step 2: Convert to fraction form
    173,733.40/260,454.30 = 90,627.40/x
  3. Step 3: Cross multiply
    173,733.40x = 260,454.30 × 90,627.40
  4. Step 4: Simplify right side
    173,733.40x = 23,604,296,027.82
  5. Step 5: Solve for x
    x = 23,604,296,027.82/173,733.40
  6. Step 6: Final answer
    x = 135,865.04

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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.