Home / 106,570.15-159,837.05-35,484.72

Finding the Fourth Proportional to 106,570.15, 159,837.05 and 35,484.72

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Solution

The fourth proportional to 106,570.15, 159,837.05 and 35,484.72 is: 53,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,570.15 : 159,837.05 = 35,484.72 : x
  2. Step 2: Convert to fraction form
    106,570.15/159,837.05 = 35,484.72/x
  3. Step 3: Cross multiply
    106,570.15x = 159,837.05 × 35,484.72
  4. Step 4: Simplify right side
    106,570.15x = 5,671,773,476.62
  5. Step 5: Solve for x
    x = 5,671,773,476.62/106,570.15
  6. Step 6: Final answer
    x = 53,221.03

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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.