Home / 94,831.44-130,856.80-52,379.36

Finding the Fourth Proportional to 94,831.44, 130,856.80 and 52,379.36

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Solution

The fourth proportional to 94,831.44, 130,856.80 and 52,379.36 is: 72,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,831.44 : 130,856.80 = 52,379.36 : x
  2. Step 2: Convert to fraction form
    94,831.44/130,856.80 = 52,379.36/x
  3. Step 3: Cross multiply
    94,831.44x = 130,856.80 × 52,379.36
  4. Step 4: Simplify right side
    94,831.44x = 6,854,195,435.65
  5. Step 5: Solve for x
    x = 6,854,195,435.65/94,831.44
  6. Step 6: Final answer
    x = 72,277.67

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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.