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Finding the Fourth Proportional to 107,118.84, 160,686.24 and 36,041.64

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Solution

The fourth proportional to 107,118.84, 160,686.24 and 36,041.64 is: 54,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,118.84 : 160,686.24 = 36,041.64 : x
  2. Step 2: Convert to fraction form
    107,118.84/160,686.24 = 36,041.64/x
  3. Step 3: Cross multiply
    107,118.84x = 160,686.24 × 36,041.64
  4. Step 4: Simplify right side
    107,118.84x = 5,791,395,615.03
  5. Step 5: Solve for x
    x = 5,791,395,615.03/107,118.84
  6. Step 6: Final answer
    x = 54,065.14

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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.