Home / 70,968.44-97,937.14-39,136.52

Finding the Fourth Proportional to 70,968.44, 97,937.14 and 39,136.52

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Solution

The fourth proportional to 70,968.44, 97,937.14 and 39,136.52 is: 54,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968.44 : 97,937.14 = 39,136.52 : x
  2. Step 2: Convert to fraction form
    70,968.44/97,937.14 = 39,136.52/x
  3. Step 3: Cross multiply
    70,968.44x = 97,937.14 × 39,136.52
  4. Step 4: Simplify right side
    70,968.44x = 3,832,918,838.35
  5. Step 5: Solve for x
    x = 3,832,918,838.35/70,968.44
  6. Step 6: Final answer
    x = 54,008.78

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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.