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Finding the Fourth Proportional to 29,011.79, 40,035.93 and 16,264.91

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Solution

The fourth proportional to 29,011.79, 40,035.93 and 16,264.91 is: 22,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.79 : 40,035.93 = 16,264.91 : x
  2. Step 2: Convert to fraction form
    29,011.79/40,035.93 = 16,264.91/x
  3. Step 3: Cross multiply
    29,011.79x = 40,035.93 × 16,264.91
  4. Step 4: Simplify right side
    29,011.79x = 651,180,798.22
  5. Step 5: Solve for x
    x = 651,180,798.22/29,011.79
  6. Step 6: Final answer
    x = 22,445.39

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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.