Home / 112,558.36-155,328.62-62,257.32

Finding the Fourth Proportional to 112,558.36, 155,328.62 and 62,257.32

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Solution

The fourth proportional to 112,558.36, 155,328.62 and 62,257.32 is: 85,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,558.36 : 155,328.62 = 62,257.32 : x
  2. Step 2: Convert to fraction form
    112,558.36/155,328.62 = 62,257.32/x
  3. Step 3: Cross multiply
    112,558.36x = 155,328.62 × 62,257.32
  4. Step 4: Simplify right side
    112,558.36x = 9,670,343,600.50
  5. Step 5: Solve for x
    x = 9,670,343,600.50/112,558.36
  6. Step 6: Final answer
    x = 85,914.04

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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.