Home / 62,825.40-86,700.78-34,533.72

Finding the Fourth Proportional to 62,825.40, 86,700.78 and 34,533.72

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Solution

The fourth proportional to 62,825.40, 86,700.78 and 34,533.72 is: 47,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,825.40 : 86,700.78 = 34,533.72 : x
  2. Step 2: Convert to fraction form
    62,825.40/86,700.78 = 34,533.72/x
  3. Step 3: Cross multiply
    62,825.40x = 86,700.78 × 34,533.72
  4. Step 4: Simplify right side
    62,825.40x = 2,994,100,460.30
  5. Step 5: Solve for x
    x = 2,994,100,460.30/62,825.40
  6. Step 6: Final answer
    x = 47,657.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.