Home / 70,844.49-97,764.90-39,013.14

Finding the Fourth Proportional to 70,844.49, 97,764.90 and 39,013.14

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Solution

The fourth proportional to 70,844.49, 97,764.90 and 39,013.14 is: 53,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,844.49 : 97,764.90 = 39,013.14 : x
  2. Step 2: Convert to fraction form
    70,844.49/97,764.90 = 39,013.14/x
  3. Step 3: Cross multiply
    70,844.49x = 97,764.90 × 39,013.14
  4. Step 4: Simplify right side
    70,844.49x = 3,814,115,730.79
  5. Step 5: Solve for x
    x = 3,814,115,730.79/70,844.49
  6. Step 6: Final answer
    x = 53,837.86

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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.