Home / 77,323.45-106,757.54-59,386.27

Finding the Fourth Proportional to 77,323.45, 106,757.54 and 59,386.27

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Solution

The fourth proportional to 77,323.45, 106,757.54 and 59,386.27 is: 81,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,323.45 : 106,757.54 = 59,386.27 : x
  2. Step 2: Convert to fraction form
    77,323.45/106,757.54 = 59,386.27/x
  3. Step 3: Cross multiply
    77,323.45x = 106,757.54 × 59,386.27
  4. Step 4: Simplify right side
    77,323.45x = 6,339,932,094.98
  5. Step 5: Solve for x
    x = 6,339,932,094.98/77,323.45
  6. Step 6: Final answer
    x = 81,992.36

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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.