Home / 115,981.78-174,000.35-41,108.46

Finding the Fourth Proportional to 115,981.78, 174,000.35 and 41,108.46

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Solution

The fourth proportional to 115,981.78, 174,000.35 and 41,108.46 is: 61,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,981.78 : 174,000.35 = 41,108.46 : x
  2. Step 2: Convert to fraction form
    115,981.78/174,000.35 = 41,108.46/x
  3. Step 3: Cross multiply
    115,981.78x = 174,000.35 × 41,108.46
  4. Step 4: Simplify right side
    115,981.78x = 7,152,886,427.96
  5. Step 5: Solve for x
    x = 7,152,886,427.96/115,981.78
  6. Step 6: Final answer
    x = 61,672.50

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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.