Home / 81,337.02-112,250.07-45,529.26

Finding the Fourth Proportional to 81,337.02, 112,250.07 and 45,529.26

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Solution

The fourth proportional to 81,337.02, 112,250.07 and 45,529.26 is: 62,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,337.02 : 112,250.07 = 45,529.26 : x
  2. Step 2: Convert to fraction form
    81,337.02/112,250.07 = 45,529.26/x
  3. Step 3: Cross multiply
    81,337.02x = 112,250.07 × 45,529.26
  4. Step 4: Simplify right side
    81,337.02x = 5,110,662,622.05
  5. Step 5: Solve for x
    x = 5,110,662,622.05/81,337.02
  6. Step 6: Final answer
    x = 62,833.17

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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.