Home / 113,834.58-170,608.32-57,688.80

Finding the Fourth Proportional to 113,834.58, 170,608.32 and 57,688.80

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Solution

The fourth proportional to 113,834.58, 170,608.32 and 57,688.80 is: 86,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834.58 : 170,608.32 = 57,688.80 : x
  2. Step 2: Convert to fraction form
    113,834.58/170,608.32 = 57,688.80/x
  3. Step 3: Cross multiply
    113,834.58x = 170,608.32 × 57,688.80
  4. Step 4: Simplify right side
    113,834.58x = 9,842,189,250.82
  5. Step 5: Solve for x
    x = 9,842,189,250.82/113,834.58
  6. Step 6: Final answer
    x = 86,460.45

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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.