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Finding the Fourth Proportional to 104,794.64, 157,191.95 and 25,909.55

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Solution

The fourth proportional to 104,794.64, 157,191.95 and 25,909.55 is: 38,864.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,794.64 : 157,191.95 = 25,909.55 : x
  2. Step 2: Convert to fraction form
    104,794.64/157,191.95 = 25,909.55/x
  3. Step 3: Cross multiply
    104,794.64x = 157,191.95 × 25,909.55
  4. Step 4: Simplify right side
    104,794.64x = 4,072,771,966.94
  5. Step 5: Solve for x
    x = 4,072,771,966.94/104,794.64
  6. Step 6: Final answer
    x = 38,864.32

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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.