Home / 126,867.84-190,301.76-52,944

Finding the Fourth Proportional to 126,867.84, 190,301.76 and 52,944

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Solution

The fourth proportional to 126,867.84, 190,301.76 and 52,944 is: 79,416

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,867.84 : 190,301.76 = 52,944 : x
  2. Step 2: Convert to fraction form
    126,867.84/190,301.76 = 52,944/x
  3. Step 3: Cross multiply
    126,867.84x = 190,301.76 × 52,944
  4. Step 4: Simplify right side
    126,867.84x = 10,075,336,381.44
  5. Step 5: Solve for x
    x = 10,075,336,381.44/126,867.84
  6. Step 6: Final answer
    x = 79,416

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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.