Home / 370,206.91-555,310.38-89,724.16

Finding the Fourth Proportional to 370,206.91, 555,310.38 and 89,724.16

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Solution

The fourth proportional to 370,206.91, 555,310.38 and 89,724.16 is: 134,586.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,206.91 : 555,310.38 = 89,724.16 : x
  2. Step 2: Convert to fraction form
    370,206.91/555,310.38 = 89,724.16/x
  3. Step 3: Cross multiply
    370,206.91x = 555,310.38 × 89,724.16
  4. Step 4: Simplify right side
    370,206.91x = 49,824,759,220.15
  5. Step 5: Solve for x
    x = 49,824,759,220.15/370,206.91
  6. Step 6: Final answer
    x = 134,586.25

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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.