Home / 89,916.75-134,877.60-27,587.25

Finding the Fourth Proportional to 89,916.75, 134,877.60 and 27,587.25

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Solution

The fourth proportional to 89,916.75, 134,877.60 and 27,587.25 is: 41,381.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,916.75 : 134,877.60 = 27,587.25 : x
  2. Step 2: Convert to fraction form
    89,916.75/134,877.60 = 27,587.25/x
  3. Step 3: Cross multiply
    89,916.75x = 134,877.60 × 27,587.25
  4. Step 4: Simplify right side
    89,916.75x = 3,720,902,070.60
  5. Step 5: Solve for x
    x = 3,720,902,070.60/89,916.75
  6. Step 6: Final answer
    x = 41,381.63

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1.5x scale

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.