Home / 164,959.05-227,646.14-89,507.55

Finding the Fourth Proportional to 164,959.05, 227,646.14 and 89,507.55

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Solution

The fourth proportional to 164,959.05, 227,646.14 and 89,507.55 is: 123,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,959.05 : 227,646.14 = 89,507.55 : x
  2. Step 2: Convert to fraction form
    164,959.05/227,646.14 = 89,507.55/x
  3. Step 3: Cross multiply
    164,959.05x = 227,646.14 × 89,507.55
  4. Step 4: Simplify right side
    164,959.05x = 20,376,047,810.82
  5. Step 5: Solve for x
    x = 20,376,047,810.82/164,959.05
  6. Step 6: Final answer
    x = 123,521.85

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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.