Home / 97,954.38-147,017.07-55,918.62

Finding the Fourth Proportional to 97,954.38, 147,017.07 and 55,918.62

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Solution

The fourth proportional to 97,954.38, 147,017.07 and 55,918.62 is: 83,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,954.38 : 147,017.07 = 55,918.62 : x
  2. Step 2: Convert to fraction form
    97,954.38/147,017.07 = 55,918.62/x
  3. Step 3: Cross multiply
    97,954.38x = 147,017.07 × 55,918.62
  4. Step 4: Simplify right side
    97,954.38x = 8,220,991,670.84
  5. Step 5: Solve for x
    x = 8,220,991,670.84/97,954.38
  6. Step 6: Final answer
    x = 83,926.74

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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.