Home / 42,855.08-59,138.37-23,473.68

Finding the Fourth Proportional to 42,855.08, 59,138.37 and 23,473.68

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Solution

The fourth proportional to 42,855.08, 59,138.37 and 23,473.68 is: 32,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,855.08 : 59,138.37 = 23,473.68 : x
  2. Step 2: Convert to fraction form
    42,855.08/59,138.37 = 23,473.68/x
  3. Step 3: Cross multiply
    42,855.08x = 59,138.37 × 23,473.68
  4. Step 4: Simplify right side
    42,855.08x = 1,388,195,173.10
  5. Step 5: Solve for x
    x = 1,388,195,173.10/42,855.08
  6. Step 6: Final answer
    x = 32,392.78

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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.