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Finding the Fourth Proportional to 29,859.84, 44,945.28 and 25,349.76

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Solution

The fourth proportional to 29,859.84, 44,945.28 and 25,349.76 is: 38,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,859.84 : 44,945.28 = 25,349.76 : x
  2. Step 2: Convert to fraction form
    29,859.84/44,945.28 = 25,349.76/x
  3. Step 3: Cross multiply
    29,859.84x = 44,945.28 × 25,349.76
  4. Step 4: Simplify right side
    29,859.84x = 1,139,352,061.13
  5. Step 5: Solve for x
    x = 1,139,352,061.13/29,859.84
  6. Step 6: Final answer
    x = 38,156.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.