Home / 173,112.08-258,985.02-131,113.52

Finding the Fourth Proportional to 173,112.08, 258,985.02 and 131,113.52

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Solution

The fourth proportional to 173,112.08, 258,985.02 and 131,113.52 is: 196,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,112.08 : 258,985.02 = 131,113.52 : x
  2. Step 2: Convert to fraction form
    173,112.08/258,985.02 = 131,113.52/x
  3. Step 3: Cross multiply
    173,112.08x = 258,985.02 × 131,113.52
  4. Step 4: Simplify right side
    173,112.08x = 33,956,437,599.47
  5. Step 5: Solve for x
    x = 33,956,437,599.47/173,112.08
  6. Step 6: Final answer
    x = 196,152.91

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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.