Home / 39,867.61-59,801.34-11,788.01

Finding the Fourth Proportional to 39,867.61, 59,801.34 and 11,788.01

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Solution

The fourth proportional to 39,867.61, 59,801.34 and 11,788.01 is: 17,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.61 : 59,801.34 = 11,788.01 : x
  2. Step 2: Convert to fraction form
    39,867.61/59,801.34 = 11,788.01/x
  3. Step 3: Cross multiply
    39,867.61x = 59,801.34 × 11,788.01
  4. Step 4: Simplify right side
    39,867.61x = 704,938,793.93
  5. Step 5: Solve for x
    x = 704,938,793.93/39,867.61
  6. Step 6: Final answer
    x = 17,682.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.