Home / 103,533.24-155,269.85-40,339.27

Finding the Fourth Proportional to 103,533.24, 155,269.85 and 40,339.27

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Solution

The fourth proportional to 103,533.24, 155,269.85 and 40,339.27 is: 60,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,533.24 : 155,269.85 = 40,339.27 : x
  2. Step 2: Convert to fraction form
    103,533.24/155,269.85 = 40,339.27/x
  3. Step 3: Cross multiply
    103,533.24x = 155,269.85 × 40,339.27
  4. Step 4: Simplify right side
    103,533.24x = 6,263,472,831.10
  5. Step 5: Solve for x
    x = 6,263,472,831.10/103,533.24
  6. Step 6: Final answer
    x = 60,497.22

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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.