Home / 96,787.16-133,561.92-53,769.65

Finding the Fourth Proportional to 96,787.16, 133,561.92 and 53,769.65

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Solution

The fourth proportional to 96,787.16, 133,561.92 and 53,769.65 is: 74,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787.16 : 133,561.92 = 53,769.65 : x
  2. Step 2: Convert to fraction form
    96,787.16/133,561.92 = 53,769.65/x
  3. Step 3: Cross multiply
    96,787.16x = 133,561.92 × 53,769.65
  4. Step 4: Simplify right side
    96,787.16x = 7,181,577,023.92
  5. Step 5: Solve for x
    x = 7,181,577,023.92/96,787.16
  6. Step 6: Final answer
    x = 74,199.69

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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.