Home / 115,784.91-173,967.93-73,683.27

Finding the Fourth Proportional to 115,784.91, 173,967.93 and 73,683.27

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Solution

The fourth proportional to 115,784.91, 173,967.93 and 73,683.27 is: 110,709.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,784.91 : 173,967.93 = 73,683.27 : x
  2. Step 2: Convert to fraction form
    115,784.91/173,967.93 = 73,683.27/x
  3. Step 3: Cross multiply
    115,784.91x = 173,967.93 × 73,683.27
  4. Step 4: Simplify right side
    115,784.91x = 12,818,525,957.53
  5. Step 5: Solve for x
    x = 12,818,525,957.53/115,784.91
  6. Step 6: Final answer
    x = 110,709.81

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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.