Home / 96,918.96-145,283.52-54,245.23

Finding the Fourth Proportional to 96,918.96, 145,283.52 and 54,245.23

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Solution

The fourth proportional to 96,918.96, 145,283.52 and 54,245.23 is: 81,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,918.96 : 145,283.52 = 54,245.23 : x
  2. Step 2: Convert to fraction form
    96,918.96/145,283.52 = 54,245.23/x
  3. Step 3: Cross multiply
    96,918.96x = 145,283.52 × 54,245.23
  4. Step 4: Simplify right side
    96,918.96x = 7,880,937,957.61
  5. Step 5: Solve for x
    x = 7,880,937,957.61/96,918.96
  6. Step 6: Final answer
    x = 81,314.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.