Home / 126,300.48-189,315.13-62,995.53

Finding the Fourth Proportional to 126,300.48, 189,315.13 and 62,995.53

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Solution

The fourth proportional to 126,300.48, 189,315.13 and 62,995.53 is: 94,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,300.48 : 189,315.13 = 62,995.53 : x
  2. Step 2: Convert to fraction form
    126,300.48/189,315.13 = 62,995.53/x
  3. Step 3: Cross multiply
    126,300.48x = 189,315.13 × 62,995.53
  4. Step 4: Simplify right side
    126,300.48x = 11,926,006,951.37
  5. Step 5: Solve for x
    x = 11,926,006,951.37/126,300.48
  6. Step 6: Final answer
    x = 94,425.67

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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.