Home / 109,054.49-163,464.08-52,775.69

Finding the Fourth Proportional to 109,054.49, 163,464.08 and 52,775.69

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Solution

The fourth proportional to 109,054.49, 163,464.08 and 52,775.69 is: 79,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,054.49 : 163,464.08 = 52,775.69 : x
  2. Step 2: Convert to fraction form
    109,054.49/163,464.08 = 52,775.69/x
  3. Step 3: Cross multiply
    109,054.49x = 163,464.08 × 52,775.69
  4. Step 4: Simplify right side
    109,054.49x = 8,626,928,531.02
  5. Step 5: Solve for x
    x = 8,626,928,531.02/109,054.49
  6. Step 6: Final answer
    x = 79,106.59

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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.