Home / 191,210.92-263,871.28-106,326.16

Finding the Fourth Proportional to 191,210.92, 263,871.28 and 106,326.16

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Solution

The fourth proportional to 191,210.92, 263,871.28 and 106,326.16 is: 146,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,210.92 : 263,871.28 = 106,326.16 : x
  2. Step 2: Convert to fraction form
    191,210.92/263,871.28 = 106,326.16/x
  3. Step 3: Cross multiply
    191,210.92x = 263,871.28 × 106,326.16
  4. Step 4: Simplify right side
    191,210.92x = 28,056,419,936.68
  5. Step 5: Solve for x
    x = 28,056,419,936.68/191,210.92
  6. Step 6: Final answer
    x = 146,730.22

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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.