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Finding the Fourth Proportional to 29,068.16, 40,037.67 and 22,340.93

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Solution

The fourth proportional to 29,068.16, 40,037.67 and 22,340.93 is: 30,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068.16 : 40,037.67 = 22,340.93 : x
  2. Step 2: Convert to fraction form
    29,068.16/40,037.67 = 22,340.93/x
  3. Step 3: Cross multiply
    29,068.16x = 40,037.67 × 22,340.93
  4. Step 4: Simplify right side
    29,068.16x = 894,478,782.83
  5. Step 5: Solve for x
    x = 894,478,782.83/29,068.16
  6. Step 6: Final answer
    x = 30,771.77

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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.