Home / 234,455.40-323,548.02-127,028.16

Finding the Fourth Proportional to 234,455.40, 323,548.02 and 127,028.16

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Solution

The fourth proportional to 234,455.40, 323,548.02 and 127,028.16 is: 175,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,455.40 : 323,548.02 = 127,028.16 : x
  2. Step 2: Convert to fraction form
    234,455.40/323,548.02 = 127,028.16/x
  3. Step 3: Cross multiply
    234,455.40x = 323,548.02 × 127,028.16
  4. Step 4: Simplify right side
    234,455.40x = 41,099,709,652.24
  5. Step 5: Solve for x
    x = 41,099,709,652.24/234,455.40
  6. Step 6: Final answer
    x = 175,298.63

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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.