Home / 118,030.56-177,098.14-61,857.30

Finding the Fourth Proportional to 118,030.56, 177,098.14 and 61,857.30

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Solution

The fourth proportional to 118,030.56, 177,098.14 and 61,857.30 is: 92,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,030.56 : 177,098.14 = 61,857.30 : x
  2. Step 2: Convert to fraction form
    118,030.56/177,098.14 = 61,857.30/x
  3. Step 3: Cross multiply
    118,030.56x = 177,098.14 × 61,857.30
  4. Step 4: Simplify right side
    118,030.56x = 10,954,812,775.42
  5. Step 5: Solve for x
    x = 10,954,812,775.42/118,030.56
  6. Step 6: Final answer
    x = 92,813.36

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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.