Home / 106,787.16-147,365.46-59,042.52

Finding the Fourth Proportional to 106,787.16, 147,365.46 and 59,042.52

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Solution

The fourth proportional to 106,787.16, 147,365.46 and 59,042.52 is: 81,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,787.16 : 147,365.46 = 59,042.52 : x
  2. Step 2: Convert to fraction form
    106,787.16/147,365.46 = 59,042.52/x
  3. Step 3: Cross multiply
    106,787.16x = 147,365.46 × 59,042.52
  4. Step 4: Simplify right side
    106,787.16x = 8,700,828,119.36
  5. Step 5: Solve for x
    x = 8,700,828,119.36/106,787.16
  6. Step 6: Final answer
    x = 81,478.22

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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.