Home / 42,193.60-58,228.68-25,205.20

Finding the Fourth Proportional to 42,193.60, 58,228.68 and 25,205.20

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Solution

The fourth proportional to 42,193.60, 58,228.68 and 25,205.20 is: 34,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,193.60 : 58,228.68 = 25,205.20 : x
  2. Step 2: Convert to fraction form
    42,193.60/58,228.68 = 25,205.20/x
  3. Step 3: Cross multiply
    42,193.60x = 58,228.68 × 25,205.20
  4. Step 4: Simplify right side
    42,193.60x = 1,467,665,525.14
  5. Step 5: Solve for x
    x = 1,467,665,525.14/42,193.60
  6. Step 6: Final answer
    x = 34,784.08

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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.