Home / 109,476.78-151,020.58-95,104.34

Finding the Fourth Proportional to 109,476.78, 151,020.58 and 95,104.34

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Solution

The fourth proportional to 109,476.78, 151,020.58 and 95,104.34 is: 131,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,476.78 : 151,020.58 = 95,104.34 : x
  2. Step 2: Convert to fraction form
    109,476.78/151,020.58 = 95,104.34/x
  3. Step 3: Cross multiply
    109,476.78x = 151,020.58 × 95,104.34
  4. Step 4: Simplify right side
    109,476.78x = 14,362,712,587.32
  5. Step 5: Solve for x
    x = 14,362,712,587.32/109,476.78
  6. Step 6: Final answer
    x = 131,194.15

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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.