Home / 127,381.06-191,102.91-63,369.43

Finding the Fourth Proportional to 127,381.06, 191,102.91 and 63,369.43

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Solution

The fourth proportional to 127,381.06, 191,102.91 and 63,369.43 is: 95,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,381.06 : 191,102.91 = 63,369.43 : x
  2. Step 2: Convert to fraction form
    127,381.06/191,102.91 = 63,369.43/x
  3. Step 3: Cross multiply
    127,381.06x = 191,102.91 × 63,369.43
  4. Step 4: Simplify right side
    127,381.06x = 12,110,081,583.02
  5. Step 5: Solve for x
    x = 12,110,081,583.02/127,381.06
  6. Step 6: Final answer
    x = 95,069.72

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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.