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Finding the Fourth Proportional to 58,682.53, 88,028.71 and 18,707.19

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Solution

The fourth proportional to 58,682.53, 88,028.71 and 18,707.19 is: 28,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,682.53 : 88,028.71 = 18,707.19 : x
  2. Step 2: Convert to fraction form
    58,682.53/88,028.71 = 18,707.19/x
  3. Step 3: Cross multiply
    58,682.53x = 88,028.71 × 18,707.19
  4. Step 4: Simplify right side
    58,682.53x = 1,646,770,047.18
  5. Step 5: Solve for x
    x = 1,646,770,047.18/58,682.53
  6. Step 6: Final answer
    x = 28,062.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.