Home / 195,637.40-293,553.30-77,312.60

Finding the Fourth Proportional to 195,637.40, 293,553.30 and 77,312.60

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Solution

The fourth proportional to 195,637.40, 293,553.30 and 77,312.60 is: 116,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,637.40 : 293,553.30 = 77,312.60 : x
  2. Step 2: Convert to fraction form
    195,637.40/293,553.30 = 77,312.60/x
  3. Step 3: Cross multiply
    195,637.40x = 293,553.30 × 77,312.60
  4. Step 4: Simplify right side
    195,637.40x = 22,695,368,861.58
  5. Step 5: Solve for x
    x = 22,695,368,861.58/195,637.40
  6. Step 6: Final answer
    x = 116,007.31

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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.