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Finding the Fourth Proportional to 94,888.58, 130,949.03 and 51,870.45

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Solution

The fourth proportional to 94,888.58, 130,949.03 and 51,870.45 is: 71,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,888.58 : 130,949.03 = 51,870.45 : x
  2. Step 2: Convert to fraction form
    94,888.58/130,949.03 = 51,870.45/x
  3. Step 3: Cross multiply
    94,888.58x = 130,949.03 × 51,870.45
  4. Step 4: Simplify right side
    94,888.58x = 6,792,384,853.81
  5. Step 5: Solve for x
    x = 6,792,384,853.81/94,888.58
  6. Step 6: Final answer
    x = 71,582.75

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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.