Home / 69,901.38-96,466.14-38,070.81

Finding the Fourth Proportional to 69,901.38, 96,466.14 and 38,070.81

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Solution

The fourth proportional to 69,901.38, 96,466.14 and 38,070.81 is: 52,538.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901.38 : 96,466.14 = 38,070.81 : x
  2. Step 2: Convert to fraction form
    69,901.38/96,466.14 = 38,070.81/x
  3. Step 3: Cross multiply
    69,901.38x = 96,466.14 × 38,070.81
  4. Step 4: Simplify right side
    69,901.38x = 3,672,544,087.37
  5. Step 5: Solve for x
    x = 3,672,544,087.37/69,901.38
  6. Step 6: Final answer
    x = 52,538.94

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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.