Home / 117,482.14-162,125.50-63,767.16

Finding the Fourth Proportional to 117,482.14, 162,125.50 and 63,767.16

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Solution

The fourth proportional to 117,482.14, 162,125.50 and 63,767.16 is: 87,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,482.14 : 162,125.50 = 63,767.16 : x
  2. Step 2: Convert to fraction form
    117,482.14/162,125.50 = 63,767.16/x
  3. Step 3: Cross multiply
    117,482.14x = 162,125.50 × 63,767.16
  4. Step 4: Simplify right side
    117,482.14x = 10,338,282,698.58
  5. Step 5: Solve for x
    x = 10,338,282,698.58/117,482.14
  6. Step 6: Final answer
    x = 87,998.76

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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.