Home / 232,141.55-320,423.72-151,581.51

Finding the Fourth Proportional to 232,141.55, 320,423.72 and 151,581.51

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Solution

The fourth proportional to 232,141.55, 320,423.72 and 151,581.51 is: 209,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,141.55 : 320,423.72 = 151,581.51 : x
  2. Step 2: Convert to fraction form
    232,141.55/320,423.72 = 151,581.51/x
  3. Step 3: Cross multiply
    232,141.55x = 320,423.72 × 151,581.51
  4. Step 4: Simplify right side
    232,141.55x = 48,570,310,559.51
  5. Step 5: Solve for x
    x = 48,570,310,559.51/232,141.55
  6. Step 6: Final answer
    x = 209,227.14

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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.