Home / 103,323.09-154,836.63-58,858.04

Finding the Fourth Proportional to 103,323.09, 154,836.63 and 58,858.04

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Solution

The fourth proportional to 103,323.09, 154,836.63 and 58,858.04 is: 88,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,323.09 : 154,836.63 = 58,858.04 : x
  2. Step 2: Convert to fraction form
    103,323.09/154,836.63 = 58,858.04/x
  3. Step 3: Cross multiply
    103,323.09x = 154,836.63 × 58,858.04
  4. Step 4: Simplify right side
    103,323.09x = 9,113,379,787.82
  5. Step 5: Solve for x
    x = 9,113,379,787.82/103,323.09
  6. Step 6: Final answer
    x = 88,202.74

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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.