Home / 106,718.56-160,095.21-49,849.32

Finding the Fourth Proportional to 106,718.56, 160,095.21 and 49,849.32

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Solution

The fourth proportional to 106,718.56, 160,095.21 and 49,849.32 is: 74,782.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,718.56 : 160,095.21 = 49,849.32 : x
  2. Step 2: Convert to fraction form
    106,718.56/160,095.21 = 49,849.32/x
  3. Step 3: Cross multiply
    106,718.56x = 160,095.21 × 49,849.32
  4. Step 4: Simplify right side
    106,718.56x = 7,980,637,353.76
  5. Step 5: Solve for x
    x = 7,980,637,353.76/106,718.56
  6. Step 6: Final answer
    x = 74,782.09

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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.