Home / 70,174.09-96,840.02-38,343.25

Finding the Fourth Proportional to 70,174.09, 96,840.02 and 38,343.25

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Solution

The fourth proportional to 70,174.09, 96,840.02 and 38,343.25 is: 52,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,174.09 : 96,840.02 = 38,343.25 : x
  2. Step 2: Convert to fraction form
    70,174.09/96,840.02 = 38,343.25/x
  3. Step 3: Cross multiply
    70,174.09x = 96,840.02 × 38,343.25
  4. Step 4: Simplify right side
    70,174.09x = 3,713,160,420.95
  5. Step 5: Solve for x
    x = 3,713,160,420.95/70,174.09
  6. Step 6: Final answer
    x = 52,913.56

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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.