Home / 107,186.35-147,907.47-59,439.55

Finding the Fourth Proportional to 107,186.35, 147,907.47 and 59,439.55

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Solution

The fourth proportional to 107,186.35, 147,907.47 and 59,439.55 is: 82,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,186.35 : 147,907.47 = 59,439.55 : x
  2. Step 2: Convert to fraction form
    107,186.35/147,907.47 = 59,439.55/x
  3. Step 3: Cross multiply
    107,186.35x = 147,907.47 × 59,439.55
  4. Step 4: Simplify right side
    107,186.35x = 8,791,553,458.44
  5. Step 5: Solve for x
    x = 8,791,553,458.44/107,186.35
  6. Step 6: Final answer
    x = 82,021.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.