Home / 233,184.55-321,785.18-137,722.15

Finding the Fourth Proportional to 233,184.55, 321,785.18 and 137,722.15

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Solution

The fourth proportional to 233,184.55, 321,785.18 and 137,722.15 is: 190,050.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,184.55 : 321,785.18 = 137,722.15 : x
  2. Step 2: Convert to fraction form
    233,184.55/321,785.18 = 137,722.15/x
  3. Step 3: Cross multiply
    233,184.55x = 321,785.18 × 137,722.15
  4. Step 4: Simplify right side
    233,184.55x = 44,316,946,139.13
  5. Step 5: Solve for x
    x = 44,316,946,139.13/233,184.55
  6. Step 6: Final answer
    x = 190,050.95

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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.