Home / 181,626.39-250,640.50-105,148.73

Finding the Fourth Proportional to 181,626.39, 250,640.50 and 105,148.73

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Solution

The fourth proportional to 181,626.39, 250,640.50 and 105,148.73 is: 145,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,626.39 : 250,640.50 = 105,148.73 : x
  2. Step 2: Convert to fraction form
    181,626.39/250,640.50 = 105,148.73/x
  3. Step 3: Cross multiply
    181,626.39x = 250,640.50 × 105,148.73
  4. Step 4: Simplify right side
    181,626.39x = 26,354,528,482.62
  5. Step 5: Solve for x
    x = 26,354,528,482.62/181,626.39
  6. Step 6: Final answer
    x = 145,102.97

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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.