Home / 70,480.18-97,266.99-38,653.66

Finding the Fourth Proportional to 70,480.18, 97,266.99 and 38,653.66

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Solution

The fourth proportional to 70,480.18, 97,266.99 and 38,653.66 is: 53,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,480.18 : 97,266.99 = 38,653.66 : x
  2. Step 2: Convert to fraction form
    70,480.18/97,266.99 = 38,653.66/x
  3. Step 3: Cross multiply
    70,480.18x = 97,266.99 × 38,653.66
  4. Step 4: Simplify right side
    70,480.18x = 3,759,725,160.68
  5. Step 5: Solve for x
    x = 3,759,725,160.68/70,480.18
  6. Step 6: Final answer
    x = 53,344.43

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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.