Home / 164,557.79-227,089.75-89,106.29

Finding the Fourth Proportional to 164,557.79, 227,089.75 and 89,106.29

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Solution

The fourth proportional to 164,557.79, 227,089.75 and 89,106.29 is: 122,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,557.79 : 227,089.75 = 89,106.29 : x
  2. Step 2: Convert to fraction form
    164,557.79/227,089.75 = 89,106.29/x
  3. Step 3: Cross multiply
    164,557.79x = 227,089.75 × 89,106.29
  4. Step 4: Simplify right side
    164,557.79x = 20,235,125,119.53
  5. Step 5: Solve for x
    x = 20,235,125,119.53/164,557.79
  6. Step 6: Final answer
    x = 122,966.68

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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.