Home / 152,340.72-210,205.16-95,712

Finding the Fourth Proportional to 152,340.72, 210,205.16 and 95,712

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Solution

The fourth proportional to 152,340.72, 210,205.16 and 95,712 is: 132,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,340.72 : 210,205.16 = 95,712 : x
  2. Step 2: Convert to fraction form
    152,340.72/210,205.16 = 95,712/x
  3. Step 3: Cross multiply
    152,340.72x = 210,205.16 × 95,712
  4. Step 4: Simplify right side
    152,340.72x = 20,119,156,273.92
  5. Step 5: Solve for x
    x = 20,119,156,273.92/152,340.72
  6. Step 6: Final answer
    x = 132,066.83

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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.