Home / 105,201.48-157,805.46-46,006.68

Finding the Fourth Proportional to 105,201.48, 157,805.46 and 46,006.68

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Solution

The fourth proportional to 105,201.48, 157,805.46 and 46,006.68 is: 69,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,201.48 : 157,805.46 = 46,006.68 : x
  2. Step 2: Convert to fraction form
    105,201.48/157,805.46 = 46,006.68/x
  3. Step 3: Cross multiply
    105,201.48x = 157,805.46 × 46,006.68
  4. Step 4: Simplify right side
    105,201.48x = 7,260,105,300.47
  5. Step 5: Solve for x
    x = 7,260,105,300.47/105,201.48
  6. Step 6: Final answer
    x = 69,011.44

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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.