Home / 69,837.52-96,377.95-39,624.11

Finding the Fourth Proportional to 69,837.52, 96,377.95 and 39,624.11

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Solution

The fourth proportional to 69,837.52, 96,377.95 and 39,624.11 is: 54,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,837.52 : 96,377.95 = 39,624.11 : x
  2. Step 2: Convert to fraction form
    69,837.52/96,377.95 = 39,624.11/x
  3. Step 3: Cross multiply
    69,837.52x = 96,377.95 × 39,624.11
  4. Step 4: Simplify right side
    69,837.52x = 3,818,890,492.37
  5. Step 5: Solve for x
    x = 3,818,890,492.37/69,837.52
  6. Step 6: Final answer
    x = 54,682.50

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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.