Home / 157,191.51-235,816.43-52,011.39

Finding the Fourth Proportional to 157,191.51, 235,816.43 and 52,011.39

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Solution

The fourth proportional to 157,191.51, 235,816.43 and 52,011.39 is: 78,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,191.51 : 235,816.43 = 52,011.39 : x
  2. Step 2: Convert to fraction form
    157,191.51/235,816.43 = 52,011.39/x
  3. Step 3: Cross multiply
    157,191.51x = 235,816.43 × 52,011.39
  4. Step 4: Simplify right side
    157,191.51x = 12,265,140,049.08
  5. Step 5: Solve for x
    x = 12,265,140,049.08/157,191.51
  6. Step 6: Final answer
    x = 78,026.73

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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.