Home / 185,637.43-256,183.49-105,064.93

Finding the Fourth Proportional to 185,637.43, 256,183.49 and 105,064.93

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Solution

The fourth proportional to 185,637.43, 256,183.49 and 105,064.93 is: 144,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,637.43 : 256,183.49 = 105,064.93 : x
  2. Step 2: Convert to fraction form
    185,637.43/256,183.49 = 105,064.93/x
  3. Step 3: Cross multiply
    185,637.43x = 256,183.49 × 105,064.93
  4. Step 4: Simplify right side
    185,637.43x = 26,915,900,444.01
  5. Step 5: Solve for x
    x = 26,915,900,444.01/185,637.43
  6. Step 6: Final answer
    x = 144,991.77

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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.