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Finding the Fourth Proportional to 76,152.79, 114,240.12 and 23,566.78

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Solution

The fourth proportional to 76,152.79, 114,240.12 and 23,566.78 is: 35,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,152.79 : 114,240.12 = 23,566.78 : x
  2. Step 2: Convert to fraction form
    76,152.79/114,240.12 = 23,566.78/x
  3. Step 3: Cross multiply
    76,152.79x = 114,240.12 × 23,566.78
  4. Step 4: Simplify right side
    76,152.79x = 2,692,271,775.21
  5. Step 5: Solve for x
    x = 2,692,271,775.21/76,152.79
  6. Step 6: Final answer
    x = 35,353.55

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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.