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Finding the Fourth Proportional to 58,683.64, 88,036.60 and 19,243.12

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Solution

The fourth proportional to 58,683.64, 88,036.60 and 19,243.12 is: 28,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,683.64 : 88,036.60 = 19,243.12 : x
  2. Step 2: Convert to fraction form
    58,683.64/88,036.60 = 19,243.12/x
  3. Step 3: Cross multiply
    58,683.64x = 88,036.60 × 19,243.12
  4. Step 4: Simplify right side
    58,683.64x = 1,694,098,858.19
  5. Step 5: Solve for x
    x = 1,694,098,858.19/58,683.64
  6. Step 6: Final answer
    x = 28,868.33

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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.