Home / 69,837.36-96,488.31-48,710.94

Finding the Fourth Proportional to 69,837.36, 96,488.31 and 48,710.94

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Solution

The fourth proportional to 69,837.36, 96,488.31 and 48,710.94 is: 67,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,837.36 : 96,488.31 = 48,710.94 : x
  2. Step 2: Convert to fraction form
    69,837.36/96,488.31 = 48,710.94/x
  3. Step 3: Cross multiply
    69,837.36x = 96,488.31 × 48,710.94
  4. Step 4: Simplify right side
    69,837.36x = 4,700,036,279.11
  5. Step 5: Solve for x
    x = 4,700,036,279.11/69,837.36
  6. Step 6: Final answer
    x = 67,299.74

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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.