Home / 97,427.16-146,187.18-67,487.54

Finding the Fourth Proportional to 97,427.16, 146,187.18 and 67,487.54

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Solution

The fourth proportional to 97,427.16, 146,187.18 and 67,487.54 is: 101,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,427.16 : 146,187.18 = 67,487.54 : x
  2. Step 2: Convert to fraction form
    97,427.16/146,187.18 = 67,487.54/x
  3. Step 3: Cross multiply
    97,427.16x = 146,187.18 × 67,487.54
  4. Step 4: Simplify right side
    97,427.16x = 9,865,812,426.80
  5. Step 5: Solve for x
    x = 9,865,812,426.80/97,427.16
  6. Step 6: Final answer
    x = 101,263.47

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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.