Home / 164,902.02-227,565.45-89,451.06

Finding the Fourth Proportional to 164,902.02, 227,565.45 and 89,451.06

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Solution

The fourth proportional to 164,902.02, 227,565.45 and 89,451.06 is: 123,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,902.02 : 227,565.45 = 89,451.06 : x
  2. Step 2: Convert to fraction form
    164,902.02/227,565.45 = 89,451.06/x
  3. Step 3: Cross multiply
    164,902.02x = 227,565.45 × 89,451.06
  4. Step 4: Simplify right side
    164,902.02x = 20,355,970,721.88
  5. Step 5: Solve for x
    x = 20,355,970,721.88/164,902.02
  6. Step 6: Final answer
    x = 123,442.82

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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.