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Finding the Fourth Proportional to 30,237, 45,311.74 and 17,061.52

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Solution

The fourth proportional to 30,237, 45,311.74 and 17,061.52 is: 25,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237 : 45,311.74 = 17,061.52 : x
  2. Step 2: Convert to fraction form
    30,237/45,311.74 = 17,061.52/x
  3. Step 3: Cross multiply
    30,237x = 45,311.74 × 17,061.52
  4. Step 4: Simplify right side
    30,237x = 773,087,158.24
  5. Step 5: Solve for x
    x = 773,087,158.24/30,237
  6. Step 6: Final answer
    x = 25,567.59

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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.