Home / 162,258.57-243,513.39-106,083.45

Finding the Fourth Proportional to 162,258.57, 243,513.39 and 106,083.45

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Solution

The fourth proportional to 162,258.57, 243,513.39 and 106,083.45 is: 159,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,258.57 : 243,513.39 = 106,083.45 : x
  2. Step 2: Convert to fraction form
    162,258.57/243,513.39 = 106,083.45/x
  3. Step 3: Cross multiply
    162,258.57x = 243,513.39 × 106,083.45
  4. Step 4: Simplify right side
    162,258.57x = 25,832,740,532.40
  5. Step 5: Solve for x
    x = 25,832,740,532.40/162,258.57
  6. Step 6: Final answer
    x = 159,207.25

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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.