Home / 195,396.15-293,085.28-81,496.92

Finding the Fourth Proportional to 195,396.15, 293,085.28 and 81,496.92

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Solution

The fourth proportional to 195,396.15, 293,085.28 and 81,496.92 is: 122,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,396.15 : 293,085.28 = 81,496.92 : x
  2. Step 2: Convert to fraction form
    195,396.15/293,085.28 = 81,496.92/x
  3. Step 3: Cross multiply
    195,396.15x = 293,085.28 × 81,496.92
  4. Step 4: Simplify right side
    195,396.15x = 23,885,547,617.34
  5. Step 5: Solve for x
    x = 23,885,547,617.34/195,396.15
  6. Step 6: Final answer
    x = 122,241.65

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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.