Home / 201,502.33-278,073.23-110,856.35

Finding the Fourth Proportional to 201,502.33, 278,073.23 and 110,856.35

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Solution

The fourth proportional to 201,502.33, 278,073.23 and 110,856.35 is: 152,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,502.33 : 278,073.23 = 110,856.35 : x
  2. Step 2: Convert to fraction form
    201,502.33/278,073.23 = 110,856.35/x
  3. Step 3: Cross multiply
    201,502.33x = 278,073.23 × 110,856.35
  4. Step 4: Simplify right side
    201,502.33x = 30,826,183,451.41
  5. Step 5: Solve for x
    x = 30,826,183,451.41/201,502.33
  6. Step 6: Final answer
    x = 152,981.77

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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.