Home / 105,311.02-157,974.68-35,190.58

Finding the Fourth Proportional to 105,311.02, 157,974.68 and 35,190.58

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Solution

The fourth proportional to 105,311.02, 157,974.68 and 35,190.58 is: 52,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,311.02 : 157,974.68 = 35,190.58 : x
  2. Step 2: Convert to fraction form
    105,311.02/157,974.68 = 35,190.58/x
  3. Step 3: Cross multiply
    105,311.02x = 157,974.68 × 35,190.58
  4. Step 4: Simplify right side
    105,311.02x = 5,559,220,614.51
  5. Step 5: Solve for x
    x = 5,559,220,614.51/105,311.02
  6. Step 6: Final answer
    x = 52,788.59

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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.