Home / 157,342.50-236,051.11-52,161.47

Finding the Fourth Proportional to 157,342.50, 236,051.11 and 52,161.47

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Solution

The fourth proportional to 157,342.50, 236,051.11 and 52,161.47 is: 78,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,342.50 : 236,051.11 = 52,161.47 : x
  2. Step 2: Convert to fraction form
    157,342.50/236,051.11 = 52,161.47/x
  3. Step 3: Cross multiply
    157,342.50x = 236,051.11 × 52,161.47
  4. Step 4: Simplify right side
    157,342.50x = 12,312,772,662.87
  5. Step 5: Solve for x
    x = 12,312,772,662.87/157,342.50
  6. Step 6: Final answer
    x = 78,254.59

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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.