Home / 210,516.30-316,552.05-176,301.90

Finding the Fourth Proportional to 210,516.30, 316,552.05 and 176,301.90

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Solution

The fourth proportional to 210,516.30, 316,552.05 and 176,301.90 is: 265,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,516.30 : 316,552.05 = 176,301.90 : x
  2. Step 2: Convert to fraction form
    210,516.30/316,552.05 = 176,301.90/x
  3. Step 3: Cross multiply
    210,516.30x = 316,552.05 × 176,301.90
  4. Step 4: Simplify right side
    210,516.30x = 55,808,727,863.90
  5. Step 5: Solve for x
    x = 55,808,727,863.90/210,516.30
  6. Step 6: Final answer
    x = 265,104.07

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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.