Home / 58,292.20-87,632.70-49,738.60

Finding the Fourth Proportional to 58,292.20, 87,632.70 and 49,738.60

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Solution

The fourth proportional to 58,292.20, 87,632.70 and 49,738.60 is: 74,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,292.20 : 87,632.70 = 49,738.60 : x
  2. Step 2: Convert to fraction form
    58,292.20/87,632.70 = 49,738.60/x
  3. Step 3: Cross multiply
    58,292.20x = 87,632.70 × 49,738.60
  4. Step 4: Simplify right side
    58,292.20x = 4,358,727,812.22
  5. Step 5: Solve for x
    x = 4,358,727,812.22/58,292.20
  6. Step 6: Final answer
    x = 74,773.77

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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.