Home / 83,612.58-125,440.74-48,518.52

Finding the Fourth Proportional to 83,612.58, 125,440.74 and 48,518.52

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Solution

The fourth proportional to 83,612.58, 125,440.74 and 48,518.52 is: 72,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,612.58 : 125,440.74 = 48,518.52 : x
  2. Step 2: Convert to fraction form
    83,612.58/125,440.74 = 48,518.52/x
  3. Step 3: Cross multiply
    83,612.58x = 125,440.74 × 48,518.52
  4. Step 4: Simplify right side
    83,612.58x = 6,086,199,052.50
  5. Step 5: Solve for x
    x = 6,086,199,052.50/83,612.58
  6. Step 6: Final answer
    x = 72,790.47

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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.