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Finding the Fourth Proportional to 29,572, 40,816.29 and 19,502.26

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Solution

The fourth proportional to 29,572, 40,816.29 and 19,502.26 is: 26,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,572 : 40,816.29 = 19,502.26 : x
  2. Step 2: Convert to fraction form
    29,572/40,816.29 = 19,502.26/x
  3. Step 3: Cross multiply
    29,572x = 40,816.29 × 19,502.26
  4. Step 4: Simplify right side
    29,572x = 796,009,899.82
  5. Step 5: Solve for x
    x = 796,009,899.82/29,572
  6. Step 6: Final answer
    x = 26,917.69

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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.