Home / 97,548.30-146,405.78-69,536.88

Finding the Fourth Proportional to 97,548.30, 146,405.78 and 69,536.88

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Solution

The fourth proportional to 97,548.30, 146,405.78 and 69,536.88 is: 104,364.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,548.30 : 146,405.78 = 69,536.88 : x
  2. Step 2: Convert to fraction form
    97,548.30/146,405.78 = 69,536.88/x
  3. Step 3: Cross multiply
    97,548.30x = 146,405.78 × 69,536.88
  4. Step 4: Simplify right side
    97,548.30x = 10,180,601,068.25
  5. Step 5: Solve for x
    x = 10,180,601,068.25/97,548.30
  6. Step 6: Final answer
    x = 104,364.72

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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.