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Finding the Fourth Proportional to 30,033.34, 45,049.45 and 8,973.45

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Solution

The fourth proportional to 30,033.34, 45,049.45 and 8,973.45 is: 13,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.34 : 45,049.45 = 8,973.45 : x
  2. Step 2: Convert to fraction form
    30,033.34/45,049.45 = 8,973.45/x
  3. Step 3: Cross multiply
    30,033.34x = 45,049.45 × 8,973.45
  4. Step 4: Simplify right side
    30,033.34x = 404,248,987.10
  5. Step 5: Solve for x
    x = 404,248,987.10/30,033.34
  6. Step 6: Final answer
    x = 13,460.01

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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.