Home / 54,460.16-75,099.52-51,285.28

Finding the Fourth Proportional to 54,460.16, 75,099.52 and 51,285.28

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Solution

The fourth proportional to 54,460.16, 75,099.52 and 51,285.28 is: 70,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,460.16 : 75,099.52 = 51,285.28 : x
  2. Step 2: Convert to fraction form
    54,460.16/75,099.52 = 51,285.28/x
  3. Step 3: Cross multiply
    54,460.16x = 75,099.52 × 51,285.28
  4. Step 4: Simplify right side
    54,460.16x = 3,851,499,911.07
  5. Step 5: Solve for x
    x = 3,851,499,911.07/54,460.16
  6. Step 6: Final answer
    x = 70,721.42

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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.