Home / 96,837.63-133,642.74-54,396.19

Finding the Fourth Proportional to 96,837.63, 133,642.74 and 54,396.19

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Solution

The fourth proportional to 96,837.63, 133,642.74 and 54,396.19 is: 75,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,837.63 : 133,642.74 = 54,396.19 : x
  2. Step 2: Convert to fraction form
    96,837.63/133,642.74 = 54,396.19/x
  3. Step 3: Cross multiply
    96,837.63x = 133,642.74 × 54,396.19
  4. Step 4: Simplify right side
    96,837.63x = 7,269,655,877.16
  5. Step 5: Solve for x
    x = 7,269,655,877.16/96,837.63
  6. Step 6: Final answer
    x = 75,070.57

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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.