Home / 155,350.84-232,864.67-105,435.00

Finding the Fourth Proportional to 155,350.84, 232,864.67 and 105,435.00

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Solution

The fourth proportional to 155,350.84, 232,864.67 and 105,435.00 is: 158,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,350.84 : 232,864.67 = 105,435.00 : x
  2. Step 2: Convert to fraction form
    155,350.84/232,864.67 = 105,435.00/x
  3. Step 3: Cross multiply
    155,350.84x = 232,864.67 × 105,435.00
  4. Step 4: Simplify right side
    155,350.84x = 24,552,084,789.95
  5. Step 5: Solve for x
    x = 24,552,084,789.95/155,350.84
  6. Step 6: Final answer
    x = 158,042.82

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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.