Home / 96,888.42-133,717.03-61,076.30

Finding the Fourth Proportional to 96,888.42, 133,717.03 and 61,076.30

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Solution

The fourth proportional to 96,888.42, 133,717.03 and 61,076.30 is: 84,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,888.42 : 133,717.03 = 61,076.30 : x
  2. Step 2: Convert to fraction form
    96,888.42/133,717.03 = 61,076.30/x
  3. Step 3: Cross multiply
    96,888.42x = 133,717.03 × 61,076.30
  4. Step 4: Simplify right side
    96,888.42x = 8,166,940,618.11
  5. Step 5: Solve for x
    x = 8,166,940,618.11/96,888.42
  6. Step 6: Final answer
    x = 84,292.23

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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.