Home / 70,844.03-97,764.59-38,578.13

Finding the Fourth Proportional to 70,844.03, 97,764.59 and 38,578.13

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Solution

The fourth proportional to 70,844.03, 97,764.59 and 38,578.13 is: 53,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,844.03 : 97,764.59 = 38,578.13 : x
  2. Step 2: Convert to fraction form
    70,844.03/97,764.59 = 38,578.13/x
  3. Step 3: Cross multiply
    70,844.03x = 97,764.59 × 38,578.13
  4. Step 4: Simplify right side
    70,844.03x = 3,771,574,380.70
  5. Step 5: Solve for x
    x = 3,771,574,380.70/70,844.03
  6. Step 6: Final answer
    x = 53,237.72

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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.