Home / 117,852.48-162,643.68-67,559.04

Finding the Fourth Proportional to 117,852.48, 162,643.68 and 67,559.04

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Solution

The fourth proportional to 117,852.48, 162,643.68 and 67,559.04 is: 93,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,852.48 : 162,643.68 = 67,559.04 : x
  2. Step 2: Convert to fraction form
    117,852.48/162,643.68 = 67,559.04/x
  3. Step 3: Cross multiply
    117,852.48x = 162,643.68 × 67,559.04
  4. Step 4: Simplify right side
    117,852.48x = 10,988,050,882.87
  5. Step 5: Solve for x
    x = 10,988,050,882.87/117,852.48
  6. Step 6: Final answer
    x = 93,235.64

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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.