Home / 70,305.30-97,020.86-38,474.10

Finding the Fourth Proportional to 70,305.30, 97,020.86 and 38,474.10

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Solution

The fourth proportional to 70,305.30, 97,020.86 and 38,474.10 is: 53,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,305.30 : 97,020.86 = 38,474.10 : x
  2. Step 2: Convert to fraction form
    70,305.30/97,020.86 = 38,474.10/x
  3. Step 3: Cross multiply
    70,305.30x = 97,020.86 × 38,474.10
  4. Step 4: Simplify right side
    70,305.30x = 3,732,790,077.36
  5. Step 5: Solve for x
    x = 3,732,790,077.36/70,305.30
  6. Step 6: Final answer
    x = 53,094.01

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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.