Home / 53,754.30-74,181.03-29,880.77

Finding the Fourth Proportional to 53,754.30, 74,181.03 and 29,880.77

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Solution

The fourth proportional to 53,754.30, 74,181.03 and 29,880.77 is: 41,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.30 : 74,181.03 = 29,880.77 : x
  2. Step 2: Convert to fraction form
    53,754.30/74,181.03 = 29,880.77/x
  3. Step 3: Cross multiply
    53,754.30x = 74,181.03 × 29,880.77
  4. Step 4: Simplify right side
    53,754.30x = 2,216,586,091.01
  5. Step 5: Solve for x
    x = 2,216,586,091.01/53,754.30
  6. Step 6: Final answer
    x = 41,235.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.