Home / 64,181.04-88,568.40-35,886.72

Finding the Fourth Proportional to 64,181.04, 88,568.40 and 35,886.72

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Solution

The fourth proportional to 64,181.04, 88,568.40 and 35,886.72 is: 49,522.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,181.04 : 88,568.40 = 35,886.72 : x
  2. Step 2: Convert to fraction form
    64,181.04/88,568.40 = 35,886.72/x
  3. Step 3: Cross multiply
    64,181.04x = 88,568.40 × 35,886.72
  4. Step 4: Simplify right side
    64,181.04x = 3,178,429,371.65
  5. Step 5: Solve for x
    x = 3,178,429,371.65/64,181.04
  6. Step 6: Final answer
    x = 49,522.87

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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.