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Finding the Fourth Proportional to 35,219.48, 52,829.28 and 8,924.20

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Solution

The fourth proportional to 35,219.48, 52,829.28 and 8,924.20 is: 13,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,219.48 : 52,829.28 = 8,924.20 : x
  2. Step 2: Convert to fraction form
    35,219.48/52,829.28 = 8,924.20/x
  3. Step 3: Cross multiply
    35,219.48x = 52,829.28 × 8,924.20
  4. Step 4: Simplify right side
    35,219.48x = 471,459,060.58
  5. Step 5: Solve for x
    x = 471,459,060.58/35,219.48
  6. Step 6: Final answer
    x = 13,386.32

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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.