Home / 126,733.24-174,872.29-73,007.74

Finding the Fourth Proportional to 126,733.24, 174,872.29 and 73,007.74

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Solution

The fourth proportional to 126,733.24, 174,872.29 and 73,007.74 is: 100,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,733.24 : 174,872.29 = 73,007.74 : x
  2. Step 2: Convert to fraction form
    126,733.24/174,872.29 = 73,007.74/x
  3. Step 3: Cross multiply
    126,733.24x = 174,872.29 × 73,007.74
  4. Step 4: Simplify right side
    126,733.24x = 12,767,030,681.52
  5. Step 5: Solve for x
    x = 12,767,030,681.52/126,733.24
  6. Step 6: Final answer
    x = 100,739.40

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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.