Home / 70,682.01-97,541.39-38,854.17

Finding the Fourth Proportional to 70,682.01, 97,541.39 and 38,854.17

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Solution

The fourth proportional to 70,682.01, 97,541.39 and 38,854.17 is: 53,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,682.01 : 97,541.39 = 38,854.17 : x
  2. Step 2: Convert to fraction form
    70,682.01/97,541.39 = 38,854.17/x
  3. Step 3: Cross multiply
    70,682.01x = 97,541.39 × 38,854.17
  4. Step 4: Simplify right side
    70,682.01x = 3,789,889,749.10
  5. Step 5: Solve for x
    x = 3,789,889,749.10/70,682.01
  6. Step 6: Final answer
    x = 53,618.87

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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.