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Finding the Fourth Proportional to 29,461, 40,656.18 and 16,893.04

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Solution

The fourth proportional to 29,461, 40,656.18 and 16,893.04 is: 23,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,461 : 40,656.18 = 16,893.04 : x
  2. Step 2: Convert to fraction form
    29,461/40,656.18 = 16,893.04/x
  3. Step 3: Cross multiply
    29,461x = 40,656.18 × 16,893.04
  4. Step 4: Simplify right side
    29,461x = 686,806,474.99
  5. Step 5: Solve for x
    x = 686,806,474.99/29,461
  6. Step 6: Final answer
    x = 23,312.40

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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.