Home / 109,702.02-164,553.05-39,581.31

Finding the Fourth Proportional to 109,702.02, 164,553.05 and 39,581.31

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Solution

The fourth proportional to 109,702.02, 164,553.05 and 39,581.31 is: 59,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,702.02 : 164,553.05 = 39,581.31 : x
  2. Step 2: Convert to fraction form
    109,702.02/164,553.05 = 39,581.31/x
  3. Step 3: Cross multiply
    109,702.02x = 164,553.05 × 39,581.31
  4. Step 4: Simplify right side
    109,702.02x = 6,513,224,262.82
  5. Step 5: Solve for x
    x = 6,513,224,262.82/109,702.02
  6. Step 6: Final answer
    x = 59,371.97

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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.