Home / 70,173.36-96,840.63-38,344.23

Finding the Fourth Proportional to 70,173.36, 96,840.63 and 38,344.23

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Solution

The fourth proportional to 70,173.36, 96,840.63 and 38,344.23 is: 52,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,173.36 : 96,840.63 = 38,344.23 : x
  2. Step 2: Convert to fraction form
    70,173.36/96,840.63 = 38,344.23/x
  3. Step 3: Cross multiply
    70,173.36x = 96,840.63 × 38,344.23
  4. Step 4: Simplify right side
    70,173.36x = 3,713,279,390.06
  5. Step 5: Solve for x
    x = 3,713,279,390.06/70,173.36
  6. Step 6: Final answer
    x = 52,915.80

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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.