Home / 78,552.03-117,833.51-25,998.42

Finding the Fourth Proportional to 78,552.03, 117,833.51 and 25,998.42

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Solution

The fourth proportional to 78,552.03, 117,833.51 and 25,998.42 is: 38,999.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,552.03 : 117,833.51 = 25,998.42 : x
  2. Step 2: Convert to fraction form
    78,552.03/117,833.51 = 25,998.42/x
  3. Step 3: Cross multiply
    78,552.03x = 117,833.51 × 25,998.42
  4. Step 4: Simplify right side
    78,552.03x = 3,063,484,953.06
  5. Step 5: Solve for x
    x = 3,063,484,953.06/78,552.03
  6. Step 6: Final answer
    x = 38,999.44

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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.