Home / 44,720.24-67,080.28-11,440.32

Finding the Fourth Proportional to 44,720.24, 67,080.28 and 11,440.32

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Solution

The fourth proportional to 44,720.24, 67,080.28 and 11,440.32 is: 17,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,720.24 : 67,080.28 = 11,440.32 : x
  2. Step 2: Convert to fraction form
    44,720.24/67,080.28 = 11,440.32/x
  3. Step 3: Cross multiply
    44,720.24x = 67,080.28 × 11,440.32
  4. Step 4: Simplify right side
    44,720.24x = 767,419,868.89
  5. Step 5: Solve for x
    x = 767,419,868.89/44,720.24
  6. Step 6: Final answer
    x = 17,160.46

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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.