Home / 58,763.06-81,093.60-31,905.78

Finding the Fourth Proportional to 58,763.06, 81,093.60 and 31,905.78

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Solution

The fourth proportional to 58,763.06, 81,093.60 and 31,905.78 is: 44,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,763.06 : 81,093.60 = 31,905.78 : x
  2. Step 2: Convert to fraction form
    58,763.06/81,093.60 = 31,905.78/x
  3. Step 3: Cross multiply
    58,763.06x = 81,093.60 × 31,905.78
  4. Step 4: Simplify right side
    58,763.06x = 2,587,354,561.01
  5. Step 5: Solve for x
    x = 2,587,354,561.01/58,763.06
  6. Step 6: Final answer
    x = 44,030.29

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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.