Home / 106,069.12-159,172.93-39,562.45

Finding the Fourth Proportional to 106,069.12, 159,172.93 and 39,562.45

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Solution

The fourth proportional to 106,069.12, 159,172.93 and 39,562.45 is: 59,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,069.12 : 159,172.93 = 39,562.45 : x
  2. Step 2: Convert to fraction form
    106,069.12/159,172.93 = 39,562.45/x
  3. Step 3: Cross multiply
    106,069.12x = 159,172.93 × 39,562.45
  4. Step 4: Simplify right side
    106,069.12x = 6,297,270,686.55
  5. Step 5: Solve for x
    x = 6,297,270,686.55/106,069.12
  6. Step 6: Final answer
    x = 59,369.50

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1.5x scale

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.