Home / 42,782-59,037.75-23,661.47

Finding the Fourth Proportional to 42,782, 59,037.75 and 23,661.47

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Solution

The fourth proportional to 42,782, 59,037.75 and 23,661.47 is: 32,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,782 : 59,037.75 = 23,661.47 : x
  2. Step 2: Convert to fraction form
    42,782/59,037.75 = 23,661.47/x
  3. Step 3: Cross multiply
    42,782x = 59,037.75 × 23,661.47
  4. Step 4: Simplify right side
    42,782x = 1,396,919,950.49
  5. Step 5: Solve for x
    x = 1,396,919,950.49/42,782
  6. Step 6: Final answer
    x = 32,652.05

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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.