Home / 109,848.95-164,798.15-38,776.65

Finding the Fourth Proportional to 109,848.95, 164,798.15 and 38,776.65

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Solution

The fourth proportional to 109,848.95, 164,798.15 and 38,776.65 is: 58,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,848.95 : 164,798.15 = 38,776.65 : x
  2. Step 2: Convert to fraction form
    109,848.95/164,798.15 = 38,776.65/x
  3. Step 3: Cross multiply
    109,848.95x = 164,798.15 × 38,776.65
  4. Step 4: Simplify right side
    109,848.95x = 6,390,320,183.20
  5. Step 5: Solve for x
    x = 6,390,320,183.20/109,848.95
  6. Step 6: Final answer
    x = 58,173.70

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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.