Home / 232,463.04-320,796-136,973.76

Finding the Fourth Proportional to 232,463.04, 320,796 and 136,973.76

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Solution

The fourth proportional to 232,463.04, 320,796 and 136,973.76 is: 189,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,463.04 : 320,796 = 136,973.76 : x
  2. Step 2: Convert to fraction form
    232,463.04/320,796 = 136,973.76/x
  3. Step 3: Cross multiply
    232,463.04x = 320,796 × 136,973.76
  4. Step 4: Simplify right side
    232,463.04x = 43,940,634,312.96
  5. Step 5: Solve for x
    x = 43,940,634,312.96/232,463.04
  6. Step 6: Final answer
    x = 189,022.02

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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.