Home / 233,298.57-321,935.27-131,318.76

Finding the Fourth Proportional to 233,298.57, 321,935.27 and 131,318.76

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Solution

The fourth proportional to 233,298.57, 321,935.27 and 131,318.76 is: 181,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,298.57 : 321,935.27 = 131,318.76 : x
  2. Step 2: Convert to fraction form
    233,298.57/321,935.27 = 131,318.76/x
  3. Step 3: Cross multiply
    233,298.57x = 321,935.27 × 131,318.76
  4. Step 4: Simplify right side
    233,298.57x = 42,276,139,800.07
  5. Step 5: Solve for x
    x = 42,276,139,800.07/233,298.57
  6. Step 6: Final answer
    x = 181,210.45

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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.