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Finding the Fourth Proportional to 39,603.60, 59,386.80 and 22,968.36

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Solution

The fourth proportional to 39,603.60, 59,386.80 and 22,968.36 is: 34,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,603.60 : 59,386.80 = 22,968.36 : x
  2. Step 2: Convert to fraction form
    39,603.60/59,386.80 = 22,968.36/x
  3. Step 3: Cross multiply
    39,603.60x = 59,386.80 × 22,968.36
  4. Step 4: Simplify right side
    39,603.60x = 1,364,017,401.65
  5. Step 5: Solve for x
    x = 1,364,017,401.65/39,603.60
  6. Step 6: Final answer
    x = 34,441.75

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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.