Home / 157,815.95-236,724.83-52,634.62

Finding the Fourth Proportional to 157,815.95, 236,724.83 and 52,634.62

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Solution

The fourth proportional to 157,815.95, 236,724.83 and 52,634.62 is: 78,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,815.95 : 236,724.83 = 52,634.62 : x
  2. Step 2: Convert to fraction form
    157,815.95/236,724.83 = 52,634.62/x
  3. Step 3: Cross multiply
    157,815.95x = 236,724.83 × 52,634.62
  4. Step 4: Simplify right side
    157,815.95x = 12,459,921,011.39
  5. Step 5: Solve for x
    x = 12,459,921,011.39/157,815.95
  6. Step 6: Final answer
    x = 78,952.23

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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.