Home / 103,927.86-155,733.19-54,024.17

Finding the Fourth Proportional to 103,927.86, 155,733.19 and 54,024.17

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Solution

The fourth proportional to 103,927.86, 155,733.19 and 54,024.17 is: 80,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,927.86 : 155,733.19 = 54,024.17 : x
  2. Step 2: Convert to fraction form
    103,927.86/155,733.19 = 54,024.17/x
  3. Step 3: Cross multiply
    103,927.86x = 155,733.19 × 54,024.17
  4. Step 4: Simplify right side
    103,927.86x = 8,413,355,417.48
  5. Step 5: Solve for x
    x = 8,413,355,417.48/103,927.86
  6. Step 6: Final answer
    x = 80,953.80

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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.