Home / 155,282.32-232,923.44-123,970.96

Finding the Fourth Proportional to 155,282.32, 232,923.44 and 123,970.96

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Solution

The fourth proportional to 155,282.32, 232,923.44 and 123,970.96 is: 185,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,282.32 : 232,923.44 = 123,970.96 : x
  2. Step 2: Convert to fraction form
    155,282.32/232,923.44 = 123,970.96/x
  3. Step 3: Cross multiply
    155,282.32x = 232,923.44 × 123,970.96
  4. Step 4: Simplify right side
    155,282.32x = 28,875,742,463.30
  5. Step 5: Solve for x
    x = 28,875,742,463.30/155,282.32
  6. Step 6: Final answer
    x = 185,956.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.