Home / 54,469.04-75,117.28-35,328.80

Finding the Fourth Proportional to 54,469.04, 75,117.28 and 35,328.80

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Solution

The fourth proportional to 54,469.04, 75,117.28 and 35,328.80 is: 48,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.04 : 75,117.28 = 35,328.80 : x
  2. Step 2: Convert to fraction form
    54,469.04/75,117.28 = 35,328.80/x
  3. Step 3: Cross multiply
    54,469.04x = 75,117.28 × 35,328.80
  4. Step 4: Simplify right side
    54,469.04x = 2,653,803,361.66
  5. Step 5: Solve for x
    x = 2,653,803,361.66/54,469.04
  6. Step 6: Final answer
    x = 48,721.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.