Home / 104,346.24-143,772.48-70,753.92

Finding the Fourth Proportional to 104,346.24, 143,772.48 and 70,753.92

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Solution

The fourth proportional to 104,346.24, 143,772.48 and 70,753.92 is: 97,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,346.24 : 143,772.48 = 70,753.92 : x
  2. Step 2: Convert to fraction form
    104,346.24/143,772.48 = 70,753.92/x
  3. Step 3: Cross multiply
    104,346.24x = 143,772.48 × 70,753.92
  4. Step 4: Simplify right side
    104,346.24x = 10,172,466,548.12
  5. Step 5: Solve for x
    x = 10,172,466,548.12/104,346.24
  6. Step 6: Final answer
    x = 97,487.62

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1.5x scale

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.