Home / 65,716.20-98,444.70-61,050.60

Finding the Fourth Proportional to 65,716.20, 98,444.70 and 61,050.60

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Solution

The fourth proportional to 65,716.20, 98,444.70 and 61,050.60 is: 91,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,716.20 : 98,444.70 = 61,050.60 : x
  2. Step 2: Convert to fraction form
    65,716.20/98,444.70 = 61,050.60/x
  3. Step 3: Cross multiply
    65,716.20x = 98,444.70 × 61,050.60
  4. Step 4: Simplify right side
    65,716.20x = 6,010,108,001.82
  5. Step 5: Solve for x
    x = 6,010,108,001.82/65,716.20
  6. Step 6: Final answer
    x = 91,455.50

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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.