Home / 160,410.67-221,343.55-88,790.52

Finding the Fourth Proportional to 160,410.67, 221,343.55 and 88,790.52

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Solution

The fourth proportional to 160,410.67, 221,343.55 and 88,790.52 is: 122,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,410.67 : 221,343.55 = 88,790.52 : x
  2. Step 2: Convert to fraction form
    160,410.67/221,343.55 = 88,790.52/x
  3. Step 3: Cross multiply
    160,410.67x = 221,343.55 × 88,790.52
  4. Step 4: Simplify right side
    160,410.67x = 19,653,208,903.15
  5. Step 5: Solve for x
    x = 19,653,208,903.15/160,410.67
  6. Step 6: Final answer
    x = 122,518.09

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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.