Home / 155,006.40-232,450.58-91,844.35

Finding the Fourth Proportional to 155,006.40, 232,450.58 and 91,844.35

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Solution

The fourth proportional to 155,006.40, 232,450.58 and 91,844.35 is: 137,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,006.40 : 232,450.58 = 91,844.35 : x
  2. Step 2: Convert to fraction form
    155,006.40/232,450.58 = 91,844.35/x
  3. Step 3: Cross multiply
    155,006.40x = 232,450.58 × 91,844.35
  4. Step 4: Simplify right side
    155,006.40x = 21,349,271,264.97
  5. Step 5: Solve for x
    x = 21,349,271,264.97/155,006.40
  6. Step 6: Final answer
    x = 137,731.55

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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.