Home / 70,844.63-97,766.25-39,013.75

Finding the Fourth Proportional to 70,844.63, 97,766.25 and 39,013.75

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Solution

The fourth proportional to 70,844.63, 97,766.25 and 39,013.75 is: 53,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,844.63 : 97,766.25 = 39,013.75 : x
  2. Step 2: Convert to fraction form
    70,844.63/97,766.25 = 39,013.75/x
  3. Step 3: Cross multiply
    70,844.63x = 97,766.25 × 39,013.75
  4. Step 4: Simplify right side
    70,844.63x = 3,814,227,840.87
  5. Step 5: Solve for x
    x = 3,814,227,840.87/70,844.63
  6. Step 6: Final answer
    x = 53,839.34

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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.