Home / 121,520.10-182,285.64-37,274.16

Finding the Fourth Proportional to 121,520.10, 182,285.64 and 37,274.16

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Solution

The fourth proportional to 121,520.10, 182,285.64 and 37,274.16 is: 55,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,520.10 : 182,285.64 = 37,274.16 : x
  2. Step 2: Convert to fraction form
    121,520.10/182,285.64 = 37,274.16/x
  3. Step 3: Cross multiply
    121,520.10x = 182,285.64 × 37,274.16
  4. Step 4: Simplify right side
    121,520.10x = 6,794,544,111.06
  5. Step 5: Solve for x
    x = 6,794,544,111.06/121,520.10
  6. Step 6: Final answer
    x = 55,912.92

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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.