Home / 39,909.79-59,867.75-23,271.49

Finding the Fourth Proportional to 39,909.79, 59,867.75 and 23,271.49

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Solution

The fourth proportional to 39,909.79, 59,867.75 and 23,271.49 is: 34,909.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,909.79 : 59,867.75 = 23,271.49 : x
  2. Step 2: Convert to fraction form
    39,909.79/59,867.75 = 23,271.49/x
  3. Step 3: Cross multiply
    39,909.79x = 59,867.75 × 23,271.49
  4. Step 4: Simplify right side
    39,909.79x = 1,393,211,745.45
  5. Step 5: Solve for x
    x = 1,393,211,745.45/39,909.79
  6. Step 6: Final answer
    x = 34,909.02

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1.5x scale

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.