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Finding the Fourth Proportional to 40,562.60, 60,798.69 and 16,856.91

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Solution

The fourth proportional to 40,562.60, 60,798.69 and 16,856.91 is: 25,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,562.60 : 60,798.69 = 16,856.91 : x
  2. Step 2: Convert to fraction form
    40,562.60/60,798.69 = 16,856.91/x
  3. Step 3: Cross multiply
    40,562.60x = 60,798.69 × 16,856.91
  4. Step 4: Simplify right side
    40,562.60x = 1,024,878,045.45
  5. Step 5: Solve for x
    x = 1,024,878,045.45/40,562.60
  6. Step 6: Final answer
    x = 25,266.58

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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.