Home / 165,258.54-247,503.32-160,712.82

Finding the Fourth Proportional to 165,258.54, 247,503.32 and 160,712.82

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Solution

The fourth proportional to 165,258.54, 247,503.32 and 160,712.82 is: 240,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,258.54 : 247,503.32 = 160,712.82 : x
  2. Step 2: Convert to fraction form
    165,258.54/247,503.32 = 160,712.82/x
  3. Step 3: Cross multiply
    165,258.54x = 247,503.32 × 160,712.82
  4. Step 4: Simplify right side
    165,258.54x = 39,776,956,516.56
  5. Step 5: Solve for x
    x = 39,776,956,516.56/165,258.54
  6. Step 6: Final answer
    x = 240,695.32

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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.