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Finding the Fourth Proportional to 29,762.03, 44,643.05 and 12,000.76

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Solution

The fourth proportional to 29,762.03, 44,643.05 and 12,000.76 is: 18,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,762.03 : 44,643.05 = 12,000.76 : x
  2. Step 2: Convert to fraction form
    29,762.03/44,643.05 = 12,000.76/x
  3. Step 3: Cross multiply
    29,762.03x = 44,643.05 × 12,000.76
  4. Step 4: Simplify right side
    29,762.03x = 535,750,402.11
  5. Step 5: Solve for x
    x = 535,750,402.11/29,762.03
  6. Step 6: Final answer
    x = 18,001.14

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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.