Home / 110,965.86-153,133.50-60,664.86

Finding the Fourth Proportional to 110,965.86, 153,133.50 and 60,664.86

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Solution

The fourth proportional to 110,965.86, 153,133.50 and 60,664.86 is: 83,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,965.86 : 153,133.50 = 60,664.86 : x
  2. Step 2: Convert to fraction form
    110,965.86/153,133.50 = 60,664.86/x
  3. Step 3: Cross multiply
    110,965.86x = 153,133.50 × 60,664.86
  4. Step 4: Simplify right side
    110,965.86x = 9,289,822,338.81
  5. Step 5: Solve for x
    x = 9,289,822,338.81/110,965.86
  6. Step 6: Final answer
    x = 83,717.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.