Home / 106,194.34-159,216.64-42,995.81

Finding the Fourth Proportional to 106,194.34, 159,216.64 and 42,995.81

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Solution

The fourth proportional to 106,194.34, 159,216.64 and 42,995.81 is: 64,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,194.34 : 159,216.64 = 42,995.81 : x
  2. Step 2: Convert to fraction form
    106,194.34/159,216.64 = 42,995.81/x
  3. Step 3: Cross multiply
    106,194.34x = 159,216.64 × 42,995.81
  4. Step 4: Simplify right side
    106,194.34x = 6,845,648,692.83
  5. Step 5: Solve for x
    x = 6,845,648,692.83/106,194.34
  6. Step 6: Final answer
    x = 64,463.40

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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.