Home / 58,728.64-81,042.96-33,579.76

Finding the Fourth Proportional to 58,728.64, 81,042.96 and 33,579.76

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Solution

The fourth proportional to 58,728.64, 81,042.96 and 33,579.76 is: 46,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,728.64 : 81,042.96 = 33,579.76 : x
  2. Step 2: Convert to fraction form
    58,728.64/81,042.96 = 33,579.76/x
  3. Step 3: Cross multiply
    58,728.64x = 81,042.96 × 33,579.76
  4. Step 4: Simplify right side
    58,728.64x = 2,721,403,146.49
  5. Step 5: Solve for x
    x = 2,721,403,146.49/58,728.64
  6. Step 6: Final answer
    x = 46,338.60

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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.