Home / 181,626.14-250,640.16-105,148.47

Finding the Fourth Proportional to 181,626.14, 250,640.16 and 105,148.47

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Solution

The fourth proportional to 181,626.14, 250,640.16 and 105,148.47 is: 145,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,626.14 : 250,640.16 = 105,148.47 : x
  2. Step 2: Convert to fraction form
    181,626.14/250,640.16 = 105,148.47/x
  3. Step 3: Cross multiply
    181,626.14x = 250,640.16 × 105,148.47
  4. Step 4: Simplify right side
    181,626.14x = 26,354,429,344.56
  5. Step 5: Solve for x
    x = 26,354,429,344.56/181,626.14
  6. Step 6: Final answer
    x = 145,102.62

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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.