Home / 39,442.50-59,165.67-11,740.74

Finding the Fourth Proportional to 39,442.50, 59,165.67 and 11,740.74

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Solution

The fourth proportional to 39,442.50, 59,165.67 and 11,740.74 is: 17,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.50 : 59,165.67 = 11,740.74 : x
  2. Step 2: Convert to fraction form
    39,442.50/59,165.67 = 11,740.74/x
  3. Step 3: Cross multiply
    39,442.50x = 59,165.67 × 11,740.74
  4. Step 4: Simplify right side
    39,442.50x = 694,648,748.40
  5. Step 5: Solve for x
    x = 694,648,748.40/39,442.50
  6. Step 6: Final answer
    x = 17,611.68

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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.