Home / 154,081.47-230,727.63-106,630.86

Finding the Fourth Proportional to 154,081.47, 230,727.63 and 106,630.86

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Solution

The fourth proportional to 154,081.47, 230,727.63 and 106,630.86 is: 159,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,081.47 : 230,727.63 = 106,630.86 : x
  2. Step 2: Convert to fraction form
    154,081.47/230,727.63 = 106,630.86/x
  3. Step 3: Cross multiply
    154,081.47x = 230,727.63 × 106,630.86
  4. Step 4: Simplify right side
    154,081.47x = 24,602,685,612.66
  5. Step 5: Solve for x
    x = 24,602,685,612.66/154,081.47
  6. Step 6: Final answer
    x = 159,673.23

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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.