Home / 126,926.16-190,370.64-33,431.76

Finding the Fourth Proportional to 126,926.16, 190,370.64 and 33,431.76

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Solution

The fourth proportional to 126,926.16, 190,370.64 and 33,431.76 is: 50,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,926.16 : 190,370.64 = 33,431.76 : x
  2. Step 2: Convert to fraction form
    126,926.16/190,370.64 = 33,431.76/x
  3. Step 3: Cross multiply
    126,926.16x = 190,370.64 × 33,431.76
  4. Step 4: Simplify right side
    126,926.16x = 6,364,425,547.53
  5. Step 5: Solve for x
    x = 6,364,425,547.53/126,926.16
  6. Step 6: Final answer
    x = 50,142.74

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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.