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Finding the Fourth Proportional to 43,925.74, 65,888.03 and 10,646.10

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Solution

The fourth proportional to 43,925.74, 65,888.03 and 10,646.10 is: 15,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,925.74 : 65,888.03 = 10,646.10 : x
  2. Step 2: Convert to fraction form
    43,925.74/65,888.03 = 10,646.10/x
  3. Step 3: Cross multiply
    43,925.74x = 65,888.03 × 10,646.10
  4. Step 4: Simplify right side
    43,925.74x = 701,450,582.80
  5. Step 5: Solve for x
    x = 701,450,582.80/43,925.74
  6. Step 6: Final answer
    x = 15,969.01

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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.