Home / 228,219.26-314,940.75-127,617.26

Finding the Fourth Proportional to 228,219.26, 314,940.75 and 127,617.26

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Solution

The fourth proportional to 228,219.26, 314,940.75 and 127,617.26 is: 176,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,219.26 : 314,940.75 = 127,617.26 : x
  2. Step 2: Convert to fraction form
    228,219.26/314,940.75 = 127,617.26/x
  3. Step 3: Cross multiply
    228,219.26x = 314,940.75 × 127,617.26
  4. Step 4: Simplify right side
    228,219.26x = 40,191,875,577.35
  5. Step 5: Solve for x
    x = 40,191,875,577.35/228,219.26
  6. Step 6: Final answer
    x = 176,110.80

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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.