Home / 86,025.14-118,710.84-47,787.33

Finding the Fourth Proportional to 86,025.14, 118,710.84 and 47,787.33

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Solution

The fourth proportional to 86,025.14, 118,710.84 and 47,787.33 is: 65,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,025.14 : 118,710.84 = 47,787.33 : x
  2. Step 2: Convert to fraction form
    86,025.14/118,710.84 = 47,787.33/x
  3. Step 3: Cross multiply
    86,025.14x = 118,710.84 × 47,787.33
  4. Step 4: Simplify right side
    86,025.14x = 5,672,874,085.66
  5. Step 5: Solve for x
    x = 5,672,874,085.66/86,025.14
  6. Step 6: Final answer
    x = 65,944.38

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1.5x scale

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.