Home / 159,076.16-219,525.67-87,460.73

Finding the Fourth Proportional to 159,076.16, 219,525.67 and 87,460.73

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Solution

The fourth proportional to 159,076.16, 219,525.67 and 87,460.73 is: 120,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,076.16 : 219,525.67 = 87,460.73 : x
  2. Step 2: Convert to fraction form
    159,076.16/219,525.67 = 87,460.73/x
  3. Step 3: Cross multiply
    159,076.16x = 219,525.67 × 87,460.73
  4. Step 4: Simplify right side
    159,076.16x = 19,199,875,351.94
  5. Step 5: Solve for x
    x = 19,199,875,351.94/159,076.16
  6. Step 6: Final answer
    x = 120,696.12

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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.