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Finding the Fourth Proportional to 29,303.98, 40,426.09 and 17,360.53

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Solution

The fourth proportional to 29,303.98, 40,426.09 and 17,360.53 is: 23,949.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,303.98 : 40,426.09 = 17,360.53 : x
  2. Step 2: Convert to fraction form
    29,303.98/40,426.09 = 17,360.53/x
  3. Step 3: Cross multiply
    29,303.98x = 40,426.09 × 17,360.53
  4. Step 4: Simplify right side
    29,303.98x = 701,818,203.76
  5. Step 5: Solve for x
    x = 701,818,203.76/29,303.98
  6. Step 6: Final answer
    x = 23,949.59

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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.