Home / 96,988.40-133,834.53-54,546.02

Finding the Fourth Proportional to 96,988.40, 133,834.53 and 54,546.02

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Solution

The fourth proportional to 96,988.40, 133,834.53 and 54,546.02 is: 75,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,988.40 : 133,834.53 = 54,546.02 : x
  2. Step 2: Convert to fraction form
    96,988.40/133,834.53 = 54,546.02/x
  3. Step 3: Cross multiply
    96,988.40x = 133,834.53 × 54,546.02
  4. Step 4: Simplify right side
    96,988.40x = 7,300,140,950.07
  5. Step 5: Solve for x
    x = 7,300,140,950.07/96,988.40
  6. Step 6: Final answer
    x = 75,268.19

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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.