Home / 112,825.96-155,700.90-62,529.64

Finding the Fourth Proportional to 112,825.96, 155,700.90 and 62,529.64

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Solution

The fourth proportional to 112,825.96, 155,700.90 and 62,529.64 is: 86,291.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,825.96 : 155,700.90 = 62,529.64 : x
  2. Step 2: Convert to fraction form
    112,825.96/155,700.90 = 62,529.64/x
  3. Step 3: Cross multiply
    112,825.96x = 155,700.90 × 62,529.64
  4. Step 4: Simplify right side
    112,825.96x = 9,735,921,224.68
  5. Step 5: Solve for x
    x = 9,735,921,224.68/112,825.96
  6. Step 6: Final answer
    x = 86,291.50

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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.