Home / 232,622.51-321,140.97-156,541.64

Finding the Fourth Proportional to 232,622.51, 321,140.97 and 156,541.64

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Solution

The fourth proportional to 232,622.51, 321,140.97 and 156,541.64 is: 216,109.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,622.51 : 321,140.97 = 156,541.64 : x
  2. Step 2: Convert to fraction form
    232,622.51/321,140.97 = 156,541.64/x
  3. Step 3: Cross multiply
    232,622.51x = 321,140.97 × 156,541.64
  4. Step 4: Simplify right side
    232,622.51x = 50,271,932,509.29
  5. Step 5: Solve for x
    x = 50,271,932,509.29/232,622.51
  6. Step 6: Final answer
    x = 216,109.50

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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.