Home / 127,331.10-191,736.50-94,285.26

Finding the Fourth Proportional to 127,331.10, 191,736.50 and 94,285.26

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Solution

The fourth proportional to 127,331.10, 191,736.50 and 94,285.26 is: 141,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,331.10 : 191,736.50 = 94,285.26 : x
  2. Step 2: Convert to fraction form
    127,331.10/191,736.50 = 94,285.26/x
  3. Step 3: Cross multiply
    127,331.10x = 191,736.50 × 94,285.26
  4. Step 4: Simplify right side
    127,331.10x = 18,077,925,282.56
  5. Step 5: Solve for x
    x = 18,077,925,282.56/127,331.10
  6. Step 6: Final answer
    x = 141,975.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.