Home / 65,875.56-98,825.40-26,436.60

Finding the Fourth Proportional to 65,875.56, 98,825.40 and 26,436.60

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Solution

The fourth proportional to 65,875.56, 98,825.40 and 26,436.60 is: 39,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,875.56 : 98,825.40 = 26,436.60 : x
  2. Step 2: Convert to fraction form
    65,875.56/98,825.40 = 26,436.60/x
  3. Step 3: Cross multiply
    65,875.56x = 98,825.40 × 26,436.60
  4. Step 4: Simplify right side
    65,875.56x = 2,612,607,569.64
  5. Step 5: Solve for x
    x = 2,612,607,569.64/65,875.56
  6. Step 6: Final answer
    x = 39,659.74

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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.