Home / 165,792.48-228,870-97,786.32

Finding the Fourth Proportional to 165,792.48, 228,870 and 97,786.32

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Solution

The fourth proportional to 165,792.48, 228,870 and 97,786.32 is: 134,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,792.48 : 228,870 = 97,786.32 : x
  2. Step 2: Convert to fraction form
    165,792.48/228,870 = 97,786.32/x
  3. Step 3: Cross multiply
    165,792.48x = 228,870 × 97,786.32
  4. Step 4: Simplify right side
    165,792.48x = 22,380,355,058.40
  5. Step 5: Solve for x
    x = 22,380,355,058.40/165,792.48
  6. Step 6: Final answer
    x = 134,990.17

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1.5x scale

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.