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Finding the Fourth Proportional to 35,486.60, 53,210.70 and 14,712.20

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Solution

The fourth proportional to 35,486.60, 53,210.70 and 14,712.20 is: 22,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.60 : 53,210.70 = 14,712.20 : x
  2. Step 2: Convert to fraction form
    35,486.60/53,210.70 = 14,712.20/x
  3. Step 3: Cross multiply
    35,486.60x = 53,210.70 × 14,712.20
  4. Step 4: Simplify right side
    35,486.60x = 782,846,460.54
  5. Step 5: Solve for x
    x = 782,846,460.54/35,486.60
  6. Step 6: Final answer
    x = 22,060.34

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