Home / 43,557.95-60,046.34-30,788.60

Finding the Fourth Proportional to 43,557.95, 60,046.34 and 30,788.60

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Solution

The fourth proportional to 43,557.95, 60,046.34 and 30,788.60 is: 42,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,557.95 : 60,046.34 = 30,788.60 : x
  2. Step 2: Convert to fraction form
    43,557.95/60,046.34 = 30,788.60/x
  3. Step 3: Cross multiply
    43,557.95x = 60,046.34 × 30,788.60
  4. Step 4: Simplify right side
    43,557.95x = 1,848,742,289.55
  5. Step 5: Solve for x
    x = 1,848,742,289.55/43,557.95
  6. Step 6: Final answer
    x = 42,443.29

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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.