Home / 106,837.14-160,142.72-40,248.48

Finding the Fourth Proportional to 106,837.14, 160,142.72 and 40,248.48

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Solution

The fourth proportional to 106,837.14, 160,142.72 and 40,248.48 is: 60,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,837.14 : 160,142.72 = 40,248.48 : x
  2. Step 2: Convert to fraction form
    106,837.14/160,142.72 = 40,248.48/x
  3. Step 3: Cross multiply
    106,837.14x = 160,142.72 × 40,248.48
  4. Step 4: Simplify right side
    106,837.14x = 6,445,501,063.07
  5. Step 5: Solve for x
    x = 6,445,501,063.07/106,837.14
  6. Step 6: Final answer
    x = 60,330.15

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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.