Home / 109,695.02-164,542.55-39,574.31

Finding the Fourth Proportional to 109,695.02, 164,542.55 and 39,574.31

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Solution

The fourth proportional to 109,695.02, 164,542.55 and 39,574.31 is: 59,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,695.02 : 164,542.55 = 39,574.31 : x
  2. Step 2: Convert to fraction form
    109,695.02/164,542.55 = 39,574.31/x
  3. Step 3: Cross multiply
    109,695.02x = 164,542.55 × 39,574.31
  4. Step 4: Simplify right side
    109,695.02x = 6,511,656,861.31
  5. Step 5: Solve for x
    x = 6,511,656,861.31/109,695.02
  6. Step 6: Final answer
    x = 59,361.47

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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.