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Finding the Fourth Proportional to 29,597.92, 40,841.36 and 16,852.80

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Solution

The fourth proportional to 29,597.92, 40,841.36 and 16,852.80 is: 23,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,597.92 : 40,841.36 = 16,852.80 : x
  2. Step 2: Convert to fraction form
    29,597.92/40,841.36 = 16,852.80/x
  3. Step 3: Cross multiply
    29,597.92x = 40,841.36 × 16,852.80
  4. Step 4: Simplify right side
    29,597.92x = 688,291,271.81
  5. Step 5: Solve for x
    x = 688,291,271.81/29,597.92
  6. Step 6: Final answer
    x = 23,254.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.