Home / 234,527.40-323,648.28-137,712.60

Finding the Fourth Proportional to 234,527.40, 323,648.28 and 137,712.60

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Solution

The fourth proportional to 234,527.40, 323,648.28 and 137,712.60 is: 190,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,527.40 : 323,648.28 = 137,712.60 : x
  2. Step 2: Convert to fraction form
    234,527.40/323,648.28 = 137,712.60/x
  3. Step 3: Cross multiply
    234,527.40x = 323,648.28 × 137,712.60
  4. Step 4: Simplify right side
    234,527.40x = 44,570,446,124.33
  5. Step 5: Solve for x
    x = 44,570,446,124.33/234,527.40
  6. Step 6: Final answer
    x = 190,043.66

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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.