Home / 104,396.74-144,065.95-61,381.06

Finding the Fourth Proportional to 104,396.74, 144,065.95 and 61,381.06

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Solution

The fourth proportional to 104,396.74, 144,065.95 and 61,381.06 is: 84,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.74 : 144,065.95 = 61,381.06 : x
  2. Step 2: Convert to fraction form
    104,396.74/144,065.95 = 61,381.06/x
  3. Step 3: Cross multiply
    104,396.74x = 144,065.95 × 61,381.06
  4. Step 4: Simplify right side
    104,396.74x = 8,842,920,207.29
  5. Step 5: Solve for x
    x = 8,842,920,207.29/104,396.74
  6. Step 6: Final answer
    x = 84,704.95

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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.