Home / 218,856.13-301,970.03-132,813.17

Finding the Fourth Proportional to 218,856.13, 301,970.03 and 132,813.17

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Solution

The fourth proportional to 218,856.13, 301,970.03 and 132,813.17 is: 183,250.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,856.13 : 301,970.03 = 132,813.17 : x
  2. Step 2: Convert to fraction form
    218,856.13/301,970.03 = 132,813.17/x
  3. Step 3: Cross multiply
    218,856.13x = 301,970.03 × 132,813.17
  4. Step 4: Simplify right side
    218,856.13x = 40,105,595,887.77
  5. Step 5: Solve for x
    x = 40,105,595,887.77/218,856.13
  6. Step 6: Final answer
    x = 183,250.96

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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.