Home / 85,232.17-127,892.07-65,369.26

Finding the Fourth Proportional to 85,232.17, 127,892.07 and 65,369.26

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Solution

The fourth proportional to 85,232.17, 127,892.07 and 65,369.26 is: 98,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,232.17 : 127,892.07 = 65,369.26 : x
  2. Step 2: Convert to fraction form
    85,232.17/127,892.07 = 65,369.26/x
  3. Step 3: Cross multiply
    85,232.17x = 127,892.07 × 65,369.26
  4. Step 4: Simplify right side
    85,232.17x = 8,360,209,975.77
  5. Step 5: Solve for x
    x = 8,360,209,975.77/85,232.17
  6. Step 6: Final answer
    x = 98,087.49

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1.5x scale

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.