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Finding the Fourth Proportional to 10,048.79, 15,000.00 and 9,307.64

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Solution

The fourth proportional to 10,048.79, 15,000.00 and 9,307.64 is: 13,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.79 : 15,000.00 = 9,307.64 : x
  2. Step 2: Convert to fraction form
    10,048.79/15,000.00 = 9,307.64/x
  3. Step 3: Cross multiply
    10,048.79x = 15,000.00 × 9,307.64
  4. Step 4: Simplify right side
    10,048.79x = 139,614,654.95
  5. Step 5: Solve for x
    x = 139,614,654.95/10,048.79
  6. Step 6: Final answer
    x = 13,893.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.