Home / 83,925.04-125,848.68-31,296.64

Finding the Fourth Proportional to 83,925.04, 125,848.68 and 31,296.64

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Solution

The fourth proportional to 83,925.04, 125,848.68 and 31,296.64 is: 46,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,925.04 : 125,848.68 = 31,296.64 : x
  2. Step 2: Convert to fraction form
    83,925.04/125,848.68 = 31,296.64/x
  3. Step 3: Cross multiply
    83,925.04x = 125,848.68 × 31,296.64
  4. Step 4: Simplify right side
    83,925.04x = 3,938,640,832.44
  5. Step 5: Solve for x
    x = 3,938,640,832.44/83,925.04
  6. Step 6: Final answer
    x = 46,930.46

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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.