Home / 70,682.17-97,541.94-38,851.60

Finding the Fourth Proportional to 70,682.17, 97,541.94 and 38,851.60

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Solution

The fourth proportional to 70,682.17, 97,541.94 and 38,851.60 is: 53,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,682.17 : 97,541.94 = 38,851.60 : x
  2. Step 2: Convert to fraction form
    70,682.17/97,541.94 = 38,851.60/x
  3. Step 3: Cross multiply
    70,682.17x = 97,541.94 × 38,851.60
  4. Step 4: Simplify right side
    70,682.17x = 3,789,660,436.10
  5. Step 5: Solve for x
    x = 3,789,660,436.10/70,682.17
  6. Step 6: Final answer
    x = 53,615.51

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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.