Home / 106,532.06-159,756.40-39,935.89

Finding the Fourth Proportional to 106,532.06, 159,756.40 and 39,935.89

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Solution

The fourth proportional to 106,532.06, 159,756.40 and 39,935.89 is: 59,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,532.06 : 159,756.40 = 39,935.89 : x
  2. Step 2: Convert to fraction form
    106,532.06/159,756.40 = 39,935.89/x
  3. Step 3: Cross multiply
    106,532.06x = 159,756.40 × 39,935.89
  4. Step 4: Simplify right side
    106,532.06x = 6,380,013,368.18
  5. Step 5: Solve for x
    x = 6,380,013,368.18/106,532.06
  6. Step 6: Final answer
    x = 59,888.20

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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.