Home / 106,704.46-147,282.84-70,432.38

Finding the Fourth Proportional to 106,704.46, 147,282.84 and 70,432.38

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Solution

The fourth proportional to 106,704.46, 147,282.84 and 70,432.38 is: 97,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,704.46 : 147,282.84 = 70,432.38 : x
  2. Step 2: Convert to fraction form
    106,704.46/147,282.84 = 70,432.38/x
  3. Step 3: Cross multiply
    106,704.46x = 147,282.84 × 70,432.38
  4. Step 4: Simplify right side
    106,704.46x = 10,373,480,954.36
  5. Step 5: Solve for x
    x = 10,373,480,954.36/106,704.46
  6. Step 6: Final answer
    x = 97,216.94

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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.