Home / 154,923.64-232,361.16-42,612.28

Finding the Fourth Proportional to 154,923.64, 232,361.16 and 42,612.28

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Solution

The fourth proportional to 154,923.64, 232,361.16 and 42,612.28 is: 63,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,923.64 : 232,361.16 = 42,612.28 : x
  2. Step 2: Convert to fraction form
    154,923.64/232,361.16 = 42,612.28/x
  3. Step 3: Cross multiply
    154,923.64x = 232,361.16 × 42,612.28
  4. Step 4: Simplify right side
    154,923.64x = 9,901,438,811.04
  5. Step 5: Solve for x
    x = 9,901,438,811.04/154,923.64
  6. Step 6: Final answer
    x = 63,911.74

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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.