Home / 158,065.95-236,856.52-107,400.45

Finding the Fourth Proportional to 158,065.95, 236,856.52 and 107,400.45

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Solution

The fourth proportional to 158,065.95, 236,856.52 and 107,400.45 is: 160,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,065.95 : 236,856.52 = 107,400.45 : x
  2. Step 2: Convert to fraction form
    158,065.95/236,856.52 = 107,400.45/x
  3. Step 3: Cross multiply
    158,065.95x = 236,856.52 × 107,400.45
  4. Step 4: Simplify right side
    158,065.95x = 25,438,496,833.43
  5. Step 5: Solve for x
    x = 25,438,496,833.43/158,065.95
  6. Step 6: Final answer
    x = 160,935.97

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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.