Home / 67,945.02-101,905.92-18,030.17

Finding the Fourth Proportional to 67,945.02, 101,905.92 and 18,030.17

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Solution

The fourth proportional to 67,945.02, 101,905.92 and 18,030.17 is: 27,042.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,945.02 : 101,905.92 = 18,030.17 : x
  2. Step 2: Convert to fraction form
    67,945.02/101,905.92 = 18,030.17/x
  3. Step 3: Cross multiply
    67,945.02x = 101,905.92 × 18,030.17
  4. Step 4: Simplify right side
    67,945.02x = 1,837,380,461.93
  5. Step 5: Solve for x
    x = 1,837,380,461.93/67,945.02
  6. Step 6: Final answer
    x = 27,042.17

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1.5x scale

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.