Home / 125,718.56-188,639.22-59,165.36

Finding the Fourth Proportional to 125,718.56, 188,639.22 and 59,165.36

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Solution

The fourth proportional to 125,718.56, 188,639.22 and 59,165.36 is: 88,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,718.56 : 188,639.22 = 59,165.36 : x
  2. Step 2: Convert to fraction form
    125,718.56/188,639.22 = 59,165.36/x
  3. Step 3: Cross multiply
    125,718.56x = 188,639.22 × 59,165.36
  4. Step 4: Simplify right side
    125,718.56x = 11,160,907,361.42
  5. Step 5: Solve for x
    x = 11,160,907,361.42/125,718.56
  6. Step 6: Final answer
    x = 88,776.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.