Home / 106,522.02-147,053.64-66,248.73

Finding the Fourth Proportional to 106,522.02, 147,053.64 and 66,248.73

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Solution

The fourth proportional to 106,522.02, 147,053.64 and 66,248.73 is: 91,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,522.02 : 147,053.64 = 66,248.73 : x
  2. Step 2: Convert to fraction form
    106,522.02/147,053.64 = 66,248.73/x
  3. Step 3: Cross multiply
    106,522.02x = 147,053.64 × 66,248.73
  4. Step 4: Simplify right side
    106,522.02x = 9,742,116,891.88
  5. Step 5: Solve for x
    x = 9,742,116,891.88/106,522.02
  6. Step 6: Final answer
    x = 91,456.37

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1.5x scale

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.