Home / 65,828.94-90,844.59-35,614.91

Finding the Fourth Proportional to 65,828.94, 90,844.59 and 35,614.91

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Solution

The fourth proportional to 65,828.94, 90,844.59 and 35,614.91 is: 49,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,828.94 : 90,844.59 = 35,614.91 : x
  2. Step 2: Convert to fraction form
    65,828.94/90,844.59 = 35,614.91/x
  3. Step 3: Cross multiply
    65,828.94x = 90,844.59 × 35,614.91
  4. Step 4: Simplify right side
    65,828.94x = 3,235,421,850.06
  5. Step 5: Solve for x
    x = 3,235,421,850.06/65,828.94
  6. Step 6: Final answer
    x = 49,148.93

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1.5x scale

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.