Home / 102,508.02-153,780.60-46,374.54

Finding the Fourth Proportional to 102,508.02, 153,780.60 and 46,374.54

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Solution

The fourth proportional to 102,508.02, 153,780.60 and 46,374.54 is: 69,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,508.02 : 153,780.60 = 46,374.54 : x
  2. Step 2: Convert to fraction form
    102,508.02/153,780.60 = 46,374.54/x
  3. Step 3: Cross multiply
    102,508.02x = 153,780.60 × 46,374.54
  4. Step 4: Simplify right side
    102,508.02x = 7,131,504,585.92
  5. Step 5: Solve for x
    x = 7,131,504,585.92/102,508.02
  6. Step 6: Final answer
    x = 69,570.21

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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.