Home / 160,393.25-221,392.02-92,455.64

Finding the Fourth Proportional to 160,393.25, 221,392.02 and 92,455.64

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Solution

The fourth proportional to 160,393.25, 221,392.02 and 92,455.64 is: 127,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,393.25 : 221,392.02 = 92,455.64 : x
  2. Step 2: Convert to fraction form
    160,393.25/221,392.02 = 92,455.64/x
  3. Step 3: Cross multiply
    160,393.25x = 221,392.02 × 92,455.64
  4. Step 4: Simplify right side
    160,393.25x = 20,468,940,969.96
  5. Step 5: Solve for x
    x = 20,468,940,969.96/160,393.25
  6. Step 6: Final answer
    x = 127,617.22

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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.