Home / 234,156.04-323,135.73-126,726.19

Finding the Fourth Proportional to 234,156.04, 323,135.73 and 126,726.19

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Solution

The fourth proportional to 234,156.04, 323,135.73 and 126,726.19 is: 174,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,156.04 : 323,135.73 = 126,726.19 : x
  2. Step 2: Convert to fraction form
    234,156.04/323,135.73 = 126,726.19/x
  3. Step 3: Cross multiply
    234,156.04x = 323,135.73 × 126,726.19
  4. Step 4: Simplify right side
    234,156.04x = 40,949,759,915.77
  5. Step 5: Solve for x
    x = 40,949,759,915.77/234,156.04
  6. Step 6: Final answer
    x = 174,882.36

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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.