Home / 375,664.32-563,678.88-165,275.04

Finding the Fourth Proportional to 375,664.32, 563,678.88 and 165,275.04

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Solution

The fourth proportional to 375,664.32, 563,678.88 and 165,275.04 is: 247,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,664.32 : 563,678.88 = 165,275.04 : x
  2. Step 2: Convert to fraction form
    375,664.32/563,678.88 = 165,275.04/x
  3. Step 3: Cross multiply
    375,664.32x = 563,678.88 × 165,275.04
  4. Step 4: Simplify right side
    375,664.32x = 93,162,049,439.16
  5. Step 5: Solve for x
    x = 93,162,049,439.16/375,664.32
  6. Step 6: Final answer
    x = 247,992.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.