Home / 195,767.40-293,651.10-156,401.40

Finding the Fourth Proportional to 195,767.40, 293,651.10 and 156,401.40

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Solution

The fourth proportional to 195,767.40, 293,651.10 and 156,401.40 is: 234,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,767.40 : 293,651.10 = 156,401.40 : x
  2. Step 2: Convert to fraction form
    195,767.40/293,651.10 = 156,401.40/x
  3. Step 3: Cross multiply
    195,767.40x = 293,651.10 × 156,401.40
  4. Step 4: Simplify right side
    195,767.40x = 45,927,443,151.54
  5. Step 5: Solve for x
    x = 45,927,443,151.54/195,767.40
  6. Step 6: Final answer
    x = 234,602.10

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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.