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Finding the Fourth Proportional to 39,943, 59,834.29 and 19,892.08

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Solution

The fourth proportional to 39,943, 59,834.29 and 19,892.08 is: 29,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943 : 59,834.29 = 19,892.08 : x
  2. Step 2: Convert to fraction form
    39,943/59,834.29 = 19,892.08/x
  3. Step 3: Cross multiply
    39,943x = 59,834.29 × 19,892.08
  4. Step 4: Simplify right side
    39,943x = 1,190,228,483.42
  5. Step 5: Solve for x
    x = 1,190,228,483.42/39,943
  6. Step 6: Final answer
    x = 29,798.17

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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.