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Finding the Fourth Proportional to 23,615.76, 35,472.84 and 19,925.16

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Solution

The fourth proportional to 23,615.76, 35,472.84 and 19,925.16 is: 29,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,615.76 : 35,472.84 = 19,925.16 : x
  2. Step 2: Convert to fraction form
    23,615.76/35,472.84 = 19,925.16/x
  3. Step 3: Cross multiply
    23,615.76x = 35,472.84 × 19,925.16
  4. Step 4: Simplify right side
    23,615.76x = 706,802,012.65
  5. Step 5: Solve for x
    x = 706,802,012.65/23,615.76
  6. Step 6: Final answer
    x = 29,929.25

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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.