Home / 44,760.08-67,140.06-21,315.44

Finding the Fourth Proportional to 44,760.08, 67,140.06 and 21,315.44

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Solution

The fourth proportional to 44,760.08, 67,140.06 and 21,315.44 is: 31,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,760.08 : 67,140.06 = 21,315.44 : x
  2. Step 2: Convert to fraction form
    44,760.08/67,140.06 = 21,315.44/x
  3. Step 3: Cross multiply
    44,760.08x = 67,140.06 × 21,315.44
  4. Step 4: Simplify right side
    44,760.08x = 1,431,119,920.53
  5. Step 5: Solve for x
    x = 1,431,119,920.53/44,760.08
  6. Step 6: Final answer
    x = 31,973.13

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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.