Home / 96,900.32-133,717.32-54,456.08

Finding the Fourth Proportional to 96,900.32, 133,717.32 and 54,456.08

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Solution

The fourth proportional to 96,900.32, 133,717.32 and 54,456.08 is: 75,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,900.32 : 133,717.32 = 54,456.08 : x
  2. Step 2: Convert to fraction form
    96,900.32/133,717.32 = 54,456.08/x
  3. Step 3: Cross multiply
    96,900.32x = 133,717.32 × 54,456.08
  4. Step 4: Simplify right side
    96,900.32x = 7,281,721,075.31
  5. Step 5: Solve for x
    x = 7,281,721,075.31/96,900.32
  6. Step 6: Final answer
    x = 75,146.51

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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.