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Finding the Fourth Proportional to 43,195, 59,635.02 and 28,316.92

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Solution

The fourth proportional to 43,195, 59,635.02 and 28,316.92 is: 39,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,195 : 59,635.02 = 28,316.92 : x
  2. Step 2: Convert to fraction form
    43,195/59,635.02 = 28,316.92/x
  3. Step 3: Cross multiply
    43,195x = 59,635.02 × 28,316.92
  4. Step 4: Simplify right side
    43,195x = 1,688,680,090.54
  5. Step 5: Solve for x
    x = 1,688,680,090.54/43,195
  6. Step 6: Final answer
    x = 39,094.34

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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.