Home / 92,009.26-126,972.07-51,173.76

Finding the Fourth Proportional to 92,009.26, 126,972.07 and 51,173.76

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Solution

The fourth proportional to 92,009.26, 126,972.07 and 51,173.76 is: 70,619.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,009.26 : 126,972.07 = 51,173.76 : x
  2. Step 2: Convert to fraction form
    92,009.26/126,972.07 = 51,173.76/x
  3. Step 3: Cross multiply
    92,009.26x = 126,972.07 × 51,173.76
  4. Step 4: Simplify right side
    92,009.26x = 6,497,637,346.15
  5. Step 5: Solve for x
    x = 6,497,637,346.15/92,009.26
  6. Step 6: Final answer
    x = 70,619.38

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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.