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Finding the Fourth Proportional to 160,359.02, 221,292.18 and 88,739.02

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Solution

The fourth proportional to 160,359.02, 221,292.18 and 88,739.02 is: 122,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,359.02 : 221,292.18 = 88,739.02 : x
  2. Step 2: Convert to fraction form
    160,359.02/221,292.18 = 88,739.02/x
  3. Step 3: Cross multiply
    160,359.02x = 221,292.18 × 88,739.02
  4. Step 4: Simplify right side
    160,359.02x = 19,637,251,186.86
  5. Step 5: Solve for x
    x = 19,637,251,186.86/160,359.02
  6. Step 6: Final answer
    x = 122,458.04

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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.