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Finding the Fourth Proportional to 35,124.84, 52,688.88 and 8,829.90

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Solution

The fourth proportional to 35,124.84, 52,688.88 and 8,829.90 is: 13,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,124.84 : 52,688.88 = 8,829.90 : x
  2. Step 2: Convert to fraction form
    35,124.84/52,688.88 = 8,829.90/x
  3. Step 3: Cross multiply
    35,124.84x = 52,688.88 × 8,829.90
  4. Step 4: Simplify right side
    35,124.84x = 465,237,541.51
  5. Step 5: Solve for x
    x = 465,237,541.51/35,124.84
  6. Step 6: Final answer
    x = 13,245.26

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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.