Home / 237,930.30-328,344.28-130,501.21

Finding the Fourth Proportional to 237,930.30, 328,344.28 and 130,501.21

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Solution

The fourth proportional to 237,930.30, 328,344.28 and 130,501.21 is: 180,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,930.30 : 328,344.28 = 130,501.21 : x
  2. Step 2: Convert to fraction form
    237,930.30/328,344.28 = 130,501.21/x
  3. Step 3: Cross multiply
    237,930.30x = 328,344.28 × 130,501.21
  4. Step 4: Simplify right side
    237,930.30x = 42,849,325,836.58
  5. Step 5: Solve for x
    x = 42,849,325,836.58/237,930.30
  6. Step 6: Final answer
    x = 180,091.93

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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.