Home / 69,837.61-96,488.66-48,711.19

Finding the Fourth Proportional to 69,837.61, 96,488.66 and 48,711.19

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Solution

The fourth proportional to 69,837.61, 96,488.66 and 48,711.19 is: 67,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,837.61 : 96,488.66 = 48,711.19 : x
  2. Step 2: Convert to fraction form
    69,837.61/96,488.66 = 48,711.19/x
  3. Step 3: Cross multiply
    69,837.61x = 96,488.66 × 48,711.19
  4. Step 4: Simplify right side
    69,837.61x = 4,700,077,450.11
  5. Step 5: Solve for x
    x = 4,700,077,450.11/69,837.61
  6. Step 6: Final answer
    x = 67,300.09

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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.