Home / 70,936.16-97,892.10-39,104.37

Finding the Fourth Proportional to 70,936.16, 97,892.10 and 39,104.37

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Solution

The fourth proportional to 70,936.16, 97,892.10 and 39,104.37 is: 53,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,936.16 : 97,892.10 = 39,104.37 : x
  2. Step 2: Convert to fraction form
    70,936.16/97,892.10 = 39,104.37/x
  3. Step 3: Cross multiply
    70,936.16x = 97,892.10 × 39,104.37
  4. Step 4: Simplify right side
    70,936.16x = 3,828,008,898.48
  5. Step 5: Solve for x
    x = 3,828,008,898.48/70,936.16
  6. Step 6: Final answer
    x = 53,964.14

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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.