Home / 109,737.42-164,594.16-74,425.57

Finding the Fourth Proportional to 109,737.42, 164,594.16 and 74,425.57

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Solution

The fourth proportional to 109,737.42, 164,594.16 and 74,425.57 is: 111,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,737.42 : 164,594.16 = 74,425.57 : x
  2. Step 2: Convert to fraction form
    109,737.42/164,594.16 = 74,425.57/x
  3. Step 3: Cross multiply
    109,737.42x = 164,594.16 × 74,425.57
  4. Step 4: Simplify right side
    109,737.42x = 12,250,014,176.67
  5. Step 5: Solve for x
    x = 12,250,014,176.67/109,737.42
  6. Step 6: Final answer
    x = 111,630.24

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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.