Home / 131,750.41-197,625.89-61,678.93

Finding the Fourth Proportional to 131,750.41, 197,625.89 and 61,678.93

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Solution

The fourth proportional to 131,750.41, 197,625.89 and 61,678.93 is: 92,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,750.41 : 197,625.89 = 61,678.93 : x
  2. Step 2: Convert to fraction form
    131,750.41/197,625.89 = 61,678.93/x
  3. Step 3: Cross multiply
    131,750.41x = 197,625.89 × 61,678.93
  4. Step 4: Simplify right side
    131,750.41x = 12,189,353,127.10
  5. Step 5: Solve for x
    x = 12,189,353,127.10/131,750.41
  6. Step 6: Final answer
    x = 92,518.52

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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.