Home / 90,425.65-124,794.91-50,152.39

Finding the Fourth Proportional to 90,425.65, 124,794.91 and 50,152.39

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Solution

The fourth proportional to 90,425.65, 124,794.91 and 50,152.39 is: 69,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,425.65 : 124,794.91 = 50,152.39 : x
  2. Step 2: Convert to fraction form
    90,425.65/124,794.91 = 50,152.39/x
  3. Step 3: Cross multiply
    90,425.65x = 124,794.91 × 50,152.39
  4. Step 4: Simplify right side
    90,425.65x = 6,258,762,996.33
  5. Step 5: Solve for x
    x = 6,258,762,996.33/90,425.65
  6. Step 6: Final answer
    x = 69,214.47

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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.