Home / 58,723.04-81,039.35-31,865.57

Finding the Fourth Proportional to 58,723.04, 81,039.35 and 31,865.57

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Solution

The fourth proportional to 58,723.04, 81,039.35 and 31,865.57 is: 43,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,723.04 : 81,039.35 = 31,865.57 : x
  2. Step 2: Convert to fraction form
    58,723.04/81,039.35 = 31,865.57/x
  3. Step 3: Cross multiply
    58,723.04x = 81,039.35 × 31,865.57
  4. Step 4: Simplify right side
    58,723.04x = 2,582,365,058.54
  5. Step 5: Solve for x
    x = 2,582,365,058.54/58,723.04
  6. Step 6: Final answer
    x = 43,975.33

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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.