Home / 65,686.08-98,566.64-25,708.33

Finding the Fourth Proportional to 65,686.08, 98,566.64 and 25,708.33

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Solution

The fourth proportional to 65,686.08, 98,566.64 and 25,708.33 is: 38,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,686.08 : 98,566.64 = 25,708.33 : x
  2. Step 2: Convert to fraction form
    65,686.08/98,566.64 = 25,708.33/x
  3. Step 3: Cross multiply
    65,686.08x = 98,566.64 × 25,708.33
  4. Step 4: Simplify right side
    65,686.08x = 2,533,983,333.15
  5. Step 5: Solve for x
    x = 2,533,983,333.15/65,686.08
  6. Step 6: Final answer
    x = 38,577.17

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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.