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Finding the Fourth Proportional to 58,820, 88,208.24 and 19,365.60

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Solution

The fourth proportional to 58,820, 88,208.24 and 19,365.60 is: 29,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,820 : 88,208.24 = 19,365.60 : x
  2. Step 2: Convert to fraction form
    58,820/88,208.24 = 19,365.60/x
  3. Step 3: Cross multiply
    58,820x = 88,208.24 × 19,365.60
  4. Step 4: Simplify right side
    58,820x = 1,708,205,492.54
  5. Step 5: Solve for x
    x = 1,708,205,492.54/58,820
  6. Step 6: Final answer
    x = 29,041.24

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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.