Home / 109,612.95-164,328.30-46,481.55

Finding the Fourth Proportional to 109,612.95, 164,328.30 and 46,481.55

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Solution

The fourth proportional to 109,612.95, 164,328.30 and 46,481.55 is: 69,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,612.95 : 164,328.30 = 46,481.55 : x
  2. Step 2: Convert to fraction form
    109,612.95/164,328.30 = 46,481.55/x
  3. Step 3: Cross multiply
    109,612.95x = 164,328.30 × 46,481.55
  4. Step 4: Simplify right side
    109,612.95x = 7,638,234,092.87
  5. Step 5: Solve for x
    x = 7,638,234,092.87/109,612.95
  6. Step 6: Final answer
    x = 69,683.68

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1.5x scale

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.