Home / 97,214.04-134,188.92-56,940.78

Finding the Fourth Proportional to 97,214.04, 134,188.92 and 56,940.78

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Solution

The fourth proportional to 97,214.04, 134,188.92 and 56,940.78 is: 78,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,214.04 : 134,188.92 = 56,940.78 : x
  2. Step 2: Convert to fraction form
    97,214.04/134,188.92 = 56,940.78/x
  3. Step 3: Cross multiply
    97,214.04x = 134,188.92 × 56,940.78
  4. Step 4: Simplify right side
    97,214.04x = 7,640,821,772.16
  5. Step 5: Solve for x
    x = 7,640,821,772.16/97,214.04
  6. Step 6: Final answer
    x = 78,597.92

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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.