Home / 55,223.76-76,213.80-35,078.52

Finding the Fourth Proportional to 55,223.76, 76,213.80 and 35,078.52

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Solution

The fourth proportional to 55,223.76, 76,213.80 and 35,078.52 is: 48,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,223.76 : 76,213.80 = 35,078.52 : x
  2. Step 2: Convert to fraction form
    55,223.76/76,213.80 = 35,078.52/x
  3. Step 3: Cross multiply
    55,223.76x = 76,213.80 × 35,078.52
  4. Step 4: Simplify right side
    55,223.76x = 2,673,467,307.58
  5. Step 5: Solve for x
    x = 2,673,467,307.58/55,223.76
  6. Step 6: Final answer
    x = 48,411.54

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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.