Home / 104,061.74-143,611.69-58,747.40

Finding the Fourth Proportional to 104,061.74, 143,611.69 and 58,747.40

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Solution

The fourth proportional to 104,061.74, 143,611.69 and 58,747.40 is: 81,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,061.74 : 143,611.69 = 58,747.40 : x
  2. Step 2: Convert to fraction form
    104,061.74/143,611.69 = 58,747.40/x
  3. Step 3: Cross multiply
    104,061.74x = 143,611.69 × 58,747.40
  4. Step 4: Simplify right side
    104,061.74x = 8,436,813,397.11
  5. Step 5: Solve for x
    x = 8,436,813,397.11/104,061.74
  6. Step 6: Final answer
    x = 81,075.08

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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.