Home / 127,964.06-191,946.10-65,594.78

Finding the Fourth Proportional to 127,964.06, 191,946.10 and 65,594.78

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Solution

The fourth proportional to 127,964.06, 191,946.10 and 65,594.78 is: 98,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,964.06 : 191,946.10 = 65,594.78 : x
  2. Step 2: Convert to fraction form
    127,964.06/191,946.10 = 65,594.78/x
  3. Step 3: Cross multiply
    127,964.06x = 191,946.10 × 65,594.78
  4. Step 4: Simplify right side
    127,964.06x = 12,590,662,201.36
  5. Step 5: Solve for x
    x = 12,590,662,201.36/127,964.06
  6. Step 6: Final answer
    x = 98,392.18

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Similar ratio
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1.5x scale

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.