Home / 127,093.01-190,580.33-47,127.74

Finding the Fourth Proportional to 127,093.01, 190,580.33 and 47,127.74

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Solution

The fourth proportional to 127,093.01, 190,580.33 and 47,127.74 is: 70,669.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,093.01 : 190,580.33 = 47,127.74 : x
  2. Step 2: Convert to fraction form
    127,093.01/190,580.33 = 47,127.74/x
  3. Step 3: Cross multiply
    127,093.01x = 190,580.33 × 47,127.74
  4. Step 4: Simplify right side
    127,093.01x = 8,981,619,406.27
  5. Step 5: Solve for x
    x = 8,981,619,406.27/127,093.01
  6. Step 6: Final answer
    x = 70,669.66

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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.