Home / 233,513.04-321,993.18-157,930.32

Finding the Fourth Proportional to 233,513.04, 321,993.18 and 157,930.32

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Solution

The fourth proportional to 233,513.04, 321,993.18 and 157,930.32 is: 217,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,513.04 : 321,993.18 = 157,930.32 : x
  2. Step 2: Convert to fraction form
    233,513.04/321,993.18 = 157,930.32/x
  3. Step 3: Cross multiply
    233,513.04x = 321,993.18 × 157,930.32
  4. Step 4: Simplify right side
    233,513.04x = 50,852,485,955.22
  5. Step 5: Solve for x
    x = 50,852,485,955.22/233,513.04
  6. Step 6: Final answer
    x = 217,771.50

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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.