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Finding the Fourth Proportional to 240,525.68, 360,686.97 and 72,069.93

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Solution

The fourth proportional to 240,525.68, 360,686.97 and 72,069.93 is: 108,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,525.68 : 360,686.97 = 72,069.93 : x
  2. Step 2: Convert to fraction form
    240,525.68/360,686.97 = 72,069.93/x
  3. Step 3: Cross multiply
    240,525.68x = 360,686.97 × 72,069.93
  4. Step 4: Simplify right side
    240,525.68x = 25,994,684,679.81
  5. Step 5: Solve for x
    x = 25,994,684,679.81/240,525.68
  6. Step 6: Final answer
    x = 108,074.47

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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.