Home / 89,877.52-134,816.28-30,683.44

Finding the Fourth Proportional to 89,877.52, 134,816.28 and 30,683.44

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Solution

The fourth proportional to 89,877.52, 134,816.28 and 30,683.44 is: 46,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,877.52 : 134,816.28 = 30,683.44 : x
  2. Step 2: Convert to fraction form
    89,877.52/134,816.28 = 30,683.44/x
  3. Step 3: Cross multiply
    89,877.52x = 134,816.28 × 30,683.44
  4. Step 4: Simplify right side
    89,877.52x = 4,136,627,238.40
  5. Step 5: Solve for x
    x = 4,136,627,238.40/89,877.52
  6. Step 6: Final answer
    x = 46,025.16

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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.