Home / 36,124.90-54,187.35-31,200.10

Finding the Fourth Proportional to 36,124.90, 54,187.35 and 31,200.10

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Solution

The fourth proportional to 36,124.90, 54,187.35 and 31,200.10 is: 46,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.90 : 54,187.35 = 31,200.10 : x
  2. Step 2: Convert to fraction form
    36,124.90/54,187.35 = 31,200.10/x
  3. Step 3: Cross multiply
    36,124.90x = 54,187.35 × 31,200.10
  4. Step 4: Simplify right side
    36,124.90x = 1,690,650,738.74
  5. Step 5: Solve for x
    x = 1,690,650,738.74/36,124.90
  6. Step 6: Final answer
    x = 46,800.15

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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.