Home / 106,840.80-160,298.33-40,300.11

Finding the Fourth Proportional to 106,840.80, 160,298.33 and 40,300.11

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Solution

The fourth proportional to 106,840.80, 160,298.33 and 40,300.11 is: 60,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,840.80 : 160,298.33 = 40,300.11 : x
  2. Step 2: Convert to fraction form
    106,840.80/160,298.33 = 40,300.11/x
  3. Step 3: Cross multiply
    106,840.80x = 160,298.33 × 40,300.11
  4. Step 4: Simplify right side
    106,840.80x = 6,460,040,130.32
  5. Step 5: Solve for x
    x = 6,460,040,130.32/106,840.80
  6. Step 6: Final answer
    x = 60,464.17

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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.