Home / 54,486.36-75,200.09-45,397.31

Finding the Fourth Proportional to 54,486.36, 75,200.09 and 45,397.31

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Solution

The fourth proportional to 54,486.36, 75,200.09 and 45,397.31 is: 62,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,486.36 : 75,200.09 = 45,397.31 : x
  2. Step 2: Convert to fraction form
    54,486.36/75,200.09 = 45,397.31/x
  3. Step 3: Cross multiply
    54,486.36x = 75,200.09 × 45,397.31
  4. Step 4: Simplify right side
    54,486.36x = 3,413,881,194.77
  5. Step 5: Solve for x
    x = 3,413,881,194.77/54,486.36
  6. Step 6: Final answer
    x = 62,655.70

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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.