Home / 109,094.58-163,641.57-30,208.53

Finding the Fourth Proportional to 109,094.58, 163,641.57 and 30,208.53

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Solution

The fourth proportional to 109,094.58, 163,641.57 and 30,208.53 is: 45,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,094.58 : 163,641.57 = 30,208.53 : x
  2. Step 2: Convert to fraction form
    109,094.58/163,641.57 = 30,208.53/x
  3. Step 3: Cross multiply
    109,094.58x = 163,641.57 × 30,208.53
  4. Step 4: Simplify right side
    109,094.58x = 4,943,371,276.59
  5. Step 5: Solve for x
    x = 4,943,371,276.59/109,094.58
  6. Step 6: Final answer
    x = 45,312.71

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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.