Home / 96,756.12-133,522.92-54,314.64

Finding the Fourth Proportional to 96,756.12, 133,522.92 and 54,314.64

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Solution

The fourth proportional to 96,756.12, 133,522.92 and 54,314.64 is: 74,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,756.12 : 133,522.92 = 54,314.64 : x
  2. Step 2: Convert to fraction form
    96,756.12/133,522.92 = 54,314.64/x
  3. Step 3: Cross multiply
    96,756.12x = 133,522.92 × 54,314.64
  4. Step 4: Simplify right side
    96,756.12x = 7,252,249,331.55
  5. Step 5: Solve for x
    x = 7,252,249,331.55/96,756.12
  6. Step 6: Final answer
    x = 74,953.91

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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.