Home / 123,996.02-171,107.97-67,407.14

Finding the Fourth Proportional to 123,996.02, 171,107.97 and 67,407.14

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Solution

The fourth proportional to 123,996.02, 171,107.97 and 67,407.14 is: 93,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,996.02 : 171,107.97 = 67,407.14 : x
  2. Step 2: Convert to fraction form
    123,996.02/171,107.97 = 67,407.14/x
  3. Step 3: Cross multiply
    123,996.02x = 171,107.97 × 67,407.14
  4. Step 4: Simplify right side
    123,996.02x = 11,533,898,888.91
  5. Step 5: Solve for x
    x = 11,533,898,888.91/123,996.02
  6. Step 6: Final answer
    x = 93,018.30

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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.