Home / 40,530.99-60,799.55-10,948.40

Finding the Fourth Proportional to 40,530.99, 60,799.55 and 10,948.40

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Solution

The fourth proportional to 40,530.99, 60,799.55 and 10,948.40 is: 16,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530.99 : 60,799.55 = 10,948.40 : x
  2. Step 2: Convert to fraction form
    40,530.99/60,799.55 = 10,948.40/x
  3. Step 3: Cross multiply
    40,530.99x = 60,799.55 × 10,948.40
  4. Step 4: Simplify right side
    40,530.99x = 665,657,793.22
  5. Step 5: Solve for x
    x = 665,657,793.22/40,530.99
  6. Step 6: Final answer
    x = 16,423.43

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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.