Home / 117,482.30-162,125.73-63,767.33

Finding the Fourth Proportional to 117,482.30, 162,125.73 and 63,767.33

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Solution

The fourth proportional to 117,482.30, 162,125.73 and 63,767.33 is: 87,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,482.30 : 162,125.73 = 63,767.33 : x
  2. Step 2: Convert to fraction form
    117,482.30/162,125.73 = 63,767.33/x
  3. Step 3: Cross multiply
    117,482.30x = 162,125.73 × 63,767.33
  4. Step 4: Simplify right side
    117,482.30x = 10,338,324,115.77
  5. Step 5: Solve for x
    x = 10,338,324,115.77/117,482.30
  6. Step 6: Final answer
    x = 87,999.00

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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.