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Finding the Fourth Proportional to 194,709.60, 292,064.40 and 89,733.60

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Solution

The fourth proportional to 194,709.60, 292,064.40 and 89,733.60 is: 134,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,709.60 : 292,064.40 = 89,733.60 : x
  2. Step 2: Convert to fraction form
    194,709.60/292,064.40 = 89,733.60/x
  3. Step 3: Cross multiply
    194,709.60x = 292,064.40 × 89,733.60
  4. Step 4: Simplify right side
    194,709.60x = 26,207,990,043.84
  5. Step 5: Solve for x
    x = 26,207,990,043.84/194,709.60
  6. Step 6: Final answer
    x = 134,600.40

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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.