Home / 82,623.03-114,018.45-48,627.51

Finding the Fourth Proportional to 82,623.03, 114,018.45 and 48,627.51

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Solution

The fourth proportional to 82,623.03, 114,018.45 and 48,627.51 is: 67,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,623.03 : 114,018.45 = 48,627.51 : x
  2. Step 2: Convert to fraction form
    82,623.03/114,018.45 = 48,627.51/x
  3. Step 3: Cross multiply
    82,623.03x = 114,018.45 × 48,627.51
  4. Step 4: Simplify right side
    82,623.03x = 5,544,433,317.56
  5. Step 5: Solve for x
    x = 5,544,433,317.56/82,623.03
  6. Step 6: Final answer
    x = 67,105.18

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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.