Home / 91,176.71-125,830.19-50,898.33

Finding the Fourth Proportional to 91,176.71, 125,830.19 and 50,898.33

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Solution

The fourth proportional to 91,176.71, 125,830.19 and 50,898.33 is: 70,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176.71 : 125,830.19 = 50,898.33 : x
  2. Step 2: Convert to fraction form
    91,176.71/125,830.19 = 50,898.33/x
  3. Step 3: Cross multiply
    91,176.71x = 125,830.19 × 50,898.33
  4. Step 4: Simplify right side
    91,176.71x = 6,404,546,661.83
  5. Step 5: Solve for x
    x = 6,404,546,661.83/91,176.71
  6. Step 6: Final answer
    x = 70,243.23

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1.5x scale

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.