Home / 234,020.40-351,030.60-127,732.20

Finding the Fourth Proportional to 234,020.40, 351,030.60 and 127,732.20

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Solution

The fourth proportional to 234,020.40, 351,030.60 and 127,732.20 is: 191,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,020.40 : 351,030.60 = 127,732.20 : x
  2. Step 2: Convert to fraction form
    234,020.40/351,030.60 = 127,732.20/x
  3. Step 3: Cross multiply
    234,020.40x = 351,030.60 × 127,732.20
  4. Step 4: Simplify right side
    234,020.40x = 44,837,910,805.32
  5. Step 5: Solve for x
    x = 44,837,910,805.32/234,020.40
  6. Step 6: Final answer
    x = 191,598.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.