Home / 99,313.26-137,054.94-53,994.30

Finding the Fourth Proportional to 99,313.26, 137,054.94 and 53,994.30

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Solution

The fourth proportional to 99,313.26, 137,054.94 and 53,994.30 is: 74,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,313.26 : 137,054.94 = 53,994.30 : x
  2. Step 2: Convert to fraction form
    99,313.26/137,054.94 = 53,994.30/x
  3. Step 3: Cross multiply
    99,313.26x = 137,054.94 × 53,994.30
  4. Step 4: Simplify right side
    99,313.26x = 7,400,185,546.84
  5. Step 5: Solve for x
    x = 7,400,185,546.84/99,313.26
  6. Step 6: Final answer
    x = 74,513.57

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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.