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Finding the Fourth Proportional to 30,303.99, 45,463.14 and 9,527.49

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Solution

The fourth proportional to 30,303.99, 45,463.14 and 9,527.49 is: 14,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.99 : 45,463.14 = 9,527.49 : x
  2. Step 2: Convert to fraction form
    30,303.99/45,463.14 = 9,527.49/x
  3. Step 3: Cross multiply
    30,303.99x = 45,463.14 × 9,527.49
  4. Step 4: Simplify right side
    30,303.99x = 433,149,531.07
  5. Step 5: Solve for x
    x = 433,149,531.07/30,303.99
  6. Step 6: Final answer
    x = 14,293.48

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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.