Home / 61,334.49-92,002.05-18,640.32

Finding the Fourth Proportional to 61,334.49, 92,002.05 and 18,640.32

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Solution

The fourth proportional to 61,334.49, 92,002.05 and 18,640.32 is: 27,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,334.49 : 92,002.05 = 18,640.32 : x
  2. Step 2: Convert to fraction form
    61,334.49/92,002.05 = 18,640.32/x
  3. Step 3: Cross multiply
    61,334.49x = 92,002.05 × 18,640.32
  4. Step 4: Simplify right side
    61,334.49x = 1,714,947,652.66
  5. Step 5: Solve for x
    x = 1,714,947,652.66/61,334.49
  6. Step 6: Final answer
    x = 27,960.58

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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.