Home / 160,187.73-221,039.74-88,558.01

Finding the Fourth Proportional to 160,187.73, 221,039.74 and 88,558.01

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Solution

The fourth proportional to 160,187.73, 221,039.74 and 88,558.01 is: 122,199.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,187.73 : 221,039.74 = 88,558.01 : x
  2. Step 2: Convert to fraction form
    160,187.73/221,039.74 = 88,558.01/x
  3. Step 3: Cross multiply
    160,187.73x = 221,039.74 × 88,558.01
  4. Step 4: Simplify right side
    160,187.73x = 19,574,838,841.58
  5. Step 5: Solve for x
    x = 19,574,838,841.58/160,187.73
  6. Step 6: Final answer
    x = 122,199.37

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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.