Home / 223,811.15-335,618.28-118,605.51

Finding the Fourth Proportional to 223,811.15, 335,618.28 and 118,605.51

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Solution

The fourth proportional to 223,811.15, 335,618.28 and 118,605.51 is: 177,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,811.15 : 335,618.28 = 118,605.51 : x
  2. Step 2: Convert to fraction form
    223,811.15/335,618.28 = 118,605.51/x
  3. Step 3: Cross multiply
    223,811.15x = 335,618.28 × 118,605.51
  4. Step 4: Simplify right side
    223,811.15x = 39,806,177,264.72
  5. Step 5: Solve for x
    x = 39,806,177,264.72/223,811.15
  6. Step 6: Final answer
    x = 177,856.10

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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.