Home / 370,206.84-555,310.25-89,724.09

Finding the Fourth Proportional to 370,206.84, 555,310.25 and 89,724.09

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Solution

The fourth proportional to 370,206.84, 555,310.25 and 89,724.09 is: 134,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,206.84 : 555,310.25 = 89,724.09 : x
  2. Step 2: Convert to fraction form
    370,206.84/555,310.25 = 89,724.09/x
  3. Step 3: Cross multiply
    370,206.84x = 555,310.25 × 89,724.09
  4. Step 4: Simplify right side
    370,206.84x = 49,824,706,848.92
  5. Step 5: Solve for x
    x = 49,824,706,848.92/370,206.84
  6. Step 6: Final answer
    x = 134,586.13

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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.