Home / 69,378-95,741.64-37,547.13

Finding the Fourth Proportional to 69,378, 95,741.64 and 37,547.13

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Solution

The fourth proportional to 69,378, 95,741.64 and 37,547.13 is: 51,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,378 : 95,741.64 = 37,547.13 : x
  2. Step 2: Convert to fraction form
    69,378/95,741.64 = 37,547.13/x
  3. Step 3: Cross multiply
    69,378x = 95,741.64 × 37,547.13
  4. Step 4: Simplify right side
    69,378x = 3,594,823,803.49
  5. Step 5: Solve for x
    x = 3,594,823,803.49/69,378
  6. Step 6: Final answer
    x = 51,815.04

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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.