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Finding the Fourth Proportional to 35,400, 53,100 and 10,776

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Solution

The fourth proportional to 35,400, 53,100 and 10,776 is: 16,164

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400 : 53,100 = 10,776 : x
  2. Step 2: Convert to fraction form
    35,400/53,100 = 10,776/x
  3. Step 3: Cross multiply
    35,400x = 53,100 × 10,776
  4. Step 4: Simplify right side
    35,400x = 572,205,600
  5. Step 5: Solve for x
    x = 572,205,600/35,400
  6. Step 6: Final answer
    x = 16,164

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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.