Home / 74,828.07-103,279.64-50,964.25

Finding the Fourth Proportional to 74,828.07, 103,279.64 and 50,964.25

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Solution

The fourth proportional to 74,828.07, 103,279.64 and 50,964.25 is: 70,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,828.07 : 103,279.64 = 50,964.25 : x
  2. Step 2: Convert to fraction form
    74,828.07/103,279.64 = 50,964.25/x
  3. Step 3: Cross multiply
    74,828.07x = 103,279.64 × 50,964.25
  4. Step 4: Simplify right side
    74,828.07x = 5,263,569,392.87
  5. Step 5: Solve for x
    x = 5,263,569,392.87/74,828.07
  6. Step 6: Final answer
    x = 70,342.18

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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.