Home / 49,623.32-74,263.35-30,640.16

Finding the Fourth Proportional to 49,623.32, 74,263.35 and 30,640.16

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Solution

The fourth proportional to 49,623.32, 74,263.35 and 30,640.16 is: 45,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,623.32 : 74,263.35 = 30,640.16 : x
  2. Step 2: Convert to fraction form
    49,623.32/74,263.35 = 30,640.16/x
  3. Step 3: Cross multiply
    49,623.32x = 74,263.35 × 30,640.16
  4. Step 4: Simplify right side
    49,623.32x = 2,275,440,926.14
  5. Step 5: Solve for x
    x = 2,275,440,926.14/49,623.32
  6. Step 6: Final answer
    x = 45,854.27

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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.