Home / 42,839.12-59,117.64-36,860.24

Finding the Fourth Proportional to 42,839.12, 59,117.64 and 36,860.24

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Solution

The fourth proportional to 42,839.12, 59,117.64 and 36,860.24 is: 50,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,839.12 : 59,117.64 = 36,860.24 : x
  2. Step 2: Convert to fraction form
    42,839.12/59,117.64 = 36,860.24/x
  3. Step 3: Cross multiply
    42,839.12x = 59,117.64 × 36,860.24
  4. Step 4: Simplify right side
    42,839.12x = 2,179,090,398.63
  5. Step 5: Solve for x
    x = 2,179,090,398.63/42,839.12
  6. Step 6: Final answer
    x = 50,866.83

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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.