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Finding the Fourth Proportional to 58,205.60, 80,323.84 and 33,055.20

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Solution

The fourth proportional to 58,205.60, 80,323.84 and 33,055.20 is: 45,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,205.60 : 80,323.84 = 33,055.20 : x
  2. Step 2: Convert to fraction form
    58,205.60/80,323.84 = 33,055.20/x
  3. Step 3: Cross multiply
    58,205.60x = 80,323.84 × 33,055.20
  4. Step 4: Simplify right side
    58,205.60x = 2,655,120,595.97
  5. Step 5: Solve for x
    x = 2,655,120,595.97/58,205.60
  6. Step 6: Final answer
    x = 45,616.24

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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.