Home / 58,630,085.75-87,958,639.62-20,291,600.31

Finding the Fourth Proportional to 58,630,085.75, 87,958,639.62 and 20,291,600.31

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Solution

The fourth proportional to 58,630,085.75, 87,958,639.62 and 20,291,600.31 is: 30,442,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,630,085.75 : 87,958,639.62 = 20,291,600.31 : x
  2. Step 2: Convert to fraction form
    58,630,085.75/87,958,639.62 = 20,291,600.31/x
  3. Step 3: Cross multiply
    58,630,085.75x = 87,958,639.62 × 20,291,600.31
  4. Step 4: Simplify right side
    58,630,085.75x = 1,784,821,558,980,370.25
  5. Step 5: Solve for x
    x = 1,784,821,558,980,370.25/58,630,085.75
  6. Step 6: Final answer
    x = 30,442,076.56

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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.