Home / 107,923.90-161,809.05-41,338.30

Finding the Fourth Proportional to 107,923.90, 161,809.05 and 41,338.30

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Solution

The fourth proportional to 107,923.90, 161,809.05 and 41,338.30 is: 61,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,923.90 : 161,809.05 = 41,338.30 : x
  2. Step 2: Convert to fraction form
    107,923.90/161,809.05 = 41,338.30/x
  3. Step 3: Cross multiply
    107,923.90x = 161,809.05 × 41,338.30
  4. Step 4: Simplify right side
    107,923.90x = 6,688,911,051.62
  5. Step 5: Solve for x
    x = 6,688,911,051.62/107,923.90
  6. Step 6: Final answer
    x = 61,978.03

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1.5x scale

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.