Home / 97,455.14-146,182.55-70,969.55

Finding the Fourth Proportional to 97,455.14, 146,182.55 and 70,969.55

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Solution

The fourth proportional to 97,455.14, 146,182.55 and 70,969.55 is: 106,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,455.14 : 146,182.55 = 70,969.55 : x
  2. Step 2: Convert to fraction form
    97,455.14/146,182.55 = 70,969.55/x
  3. Step 3: Cross multiply
    97,455.14x = 146,182.55 × 70,969.55
  4. Step 4: Simplify right side
    97,455.14x = 10,374,508,705.59
  5. Step 5: Solve for x
    x = 10,374,508,705.59/97,455.14
  6. Step 6: Final answer
    x = 106,454.20

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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.