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Finding the Fourth Proportional to 70,362.66, 97,101.54 and 38,534.52

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Solution

The fourth proportional to 70,362.66, 97,101.54 and 38,534.52 is: 53,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,362.66 : 97,101.54 = 38,534.52 : x
  2. Step 2: Convert to fraction form
    70,362.66/97,101.54 = 38,534.52/x
  3. Step 3: Cross multiply
    70,362.66x = 97,101.54 × 38,534.52
  4. Step 4: Simplify right side
    70,362.66x = 3,741,761,235.16
  5. Step 5: Solve for x
    x = 3,741,761,235.16/70,362.66
  6. Step 6: Final answer
    x = 53,178.22

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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.