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Finding the Third Proportional to 91,544.50 and 130,659

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Solution

The third proportional to 91,544.50 and 130,659 is: 186,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,544.50 : 130,659 = 130,659 : x
  2. Step 2: Convert to fraction form
    91,544.50/130,659 = 130,659/x
  3. Step 3: Cross multiply
    91,544.50x = 130,659 × 130,659
  4. Step 4: Simplify right side
    91,544.50x = 17,071,774,281
  5. Step 5: Solve for x
    x = 17,071,774,281/91,544.50
  6. Step 6: Final answer
    x = 186,486.07

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.