Home / 43,137.58-64,685.85-15,054.22

Finding the Fourth Proportional to 43,137.58, 64,685.85 and 15,054.22

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Solution

The fourth proportional to 43,137.58, 64,685.85 and 15,054.22 is: 22,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137.58 : 64,685.85 = 15,054.22 : x
  2. Step 2: Convert to fraction form
    43,137.58/64,685.85 = 15,054.22/x
  3. Step 3: Cross multiply
    43,137.58x = 64,685.85 × 15,054.22
  4. Step 4: Simplify right side
    43,137.58x = 973,795,016.79
  5. Step 5: Solve for x
    x = 973,795,016.79/43,137.58
  6. Step 6: Final answer
    x = 22,574.17

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1.5x scale

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.