Home / 96,830.10-145,216.35-37,631.70

Finding the Fourth Proportional to 96,830.10, 145,216.35 and 37,631.70

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Solution

The fourth proportional to 96,830.10, 145,216.35 and 37,631.70 is: 56,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,830.10 : 145,216.35 = 37,631.70 : x
  2. Step 2: Convert to fraction form
    96,830.10/145,216.35 = 37,631.70/x
  3. Step 3: Cross multiply
    96,830.10x = 145,216.35 × 37,631.70
  4. Step 4: Simplify right side
    96,830.10x = 5,464,738,118.30
  5. Step 5: Solve for x
    x = 5,464,738,118.30/96,830.10
  6. Step 6: Final answer
    x = 56,436.36

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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.