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Finding the Fourth Proportional to 65,804.44, 98,750.40 and 30,746.84

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Solution

The fourth proportional to 65,804.44, 98,750.40 and 30,746.84 is: 46,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,804.44 : 98,750.40 = 30,746.84 : x
  2. Step 2: Convert to fraction form
    65,804.44/98,750.40 = 30,746.84/x
  3. Step 3: Cross multiply
    65,804.44x = 98,750.40 × 30,746.84
  4. Step 4: Simplify right side
    65,804.44x = 3,036,262,748.74
  5. Step 5: Solve for x
    x = 3,036,262,748.74/65,804.44
  6. Step 6: Final answer
    x = 46,140.70

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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.