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Finding the Fourth Proportional to 58,007.93, 87,010.30 and 18,564.49

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Solution

The fourth proportional to 58,007.93, 87,010.30 and 18,564.49 is: 27,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,007.93 : 87,010.30 = 18,564.49 : x
  2. Step 2: Convert to fraction form
    58,007.93/87,010.30 = 18,564.49/x
  3. Step 3: Cross multiply
    58,007.93x = 87,010.30 × 18,564.49
  4. Step 4: Simplify right side
    58,007.93x = 1,615,301,844.25
  5. Step 5: Solve for x
    x = 1,615,301,844.25/58,007.93
  6. Step 6: Final answer
    x = 27,846.22

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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.