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Finding the Fourth Proportional to 108,745.47, 150,364.76 and 94,748.67

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Solution

The fourth proportional to 108,745.47, 150,364.76 and 94,748.67 is: 131,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,745.47 : 150,364.76 = 94,748.67 : x
  2. Step 2: Convert to fraction form
    108,745.47/150,364.76 = 94,748.67/x
  3. Step 3: Cross multiply
    108,745.47x = 150,364.76 × 94,748.67
  4. Step 4: Simplify right side
    108,745.47x = 14,246,860,551.13
  5. Step 5: Solve for x
    x = 14,246,860,551.13/108,745.47
  6. Step 6: Final answer
    x = 131,011.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.