Home / 112,432.59-168,630.41-40,370.58

Finding the Fourth Proportional to 112,432.59, 168,630.41 and 40,370.58

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Solution

The fourth proportional to 112,432.59, 168,630.41 and 40,370.58 is: 60,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,432.59 : 168,630.41 = 40,370.58 : x
  2. Step 2: Convert to fraction form
    112,432.59/168,630.41 = 40,370.58/x
  3. Step 3: Cross multiply
    112,432.59x = 168,630.41 × 40,370.58
  4. Step 4: Simplify right side
    112,432.59x = 6,807,707,255.48
  5. Step 5: Solve for x
    x = 6,807,707,255.48/112,432.59
  6. Step 6: Final answer
    x = 60,549.23

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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.