Home / 109,787.06-151,506.24-59,486.06

Finding the Fourth Proportional to 109,787.06, 151,506.24 and 59,486.06

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Solution

The fourth proportional to 109,787.06, 151,506.24 and 59,486.06 is: 82,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,787.06 : 151,506.24 = 59,486.06 : x
  2. Step 2: Convert to fraction form
    109,787.06/151,506.24 = 59,486.06/x
  3. Step 3: Cross multiply
    109,787.06x = 151,506.24 × 59,486.06
  4. Step 4: Simplify right side
    109,787.06x = 9,012,509,283.01
  5. Step 5: Solve for x
    x = 9,012,509,283.01/109,787.06
  6. Step 6: Final answer
    x = 82,090.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.