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Finding the Third Proportional to 58,317.75 and 90,053.75

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Solution

The third proportional to 58,317.75 and 90,053.75 is: 139,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,317.75 : 90,053.75 = 90,053.75 : x
  2. Step 2: Convert to fraction form
    58,317.75/90,053.75 = 90,053.75/x
  3. Step 3: Cross multiply
    58,317.75x = 90,053.75 × 90,053.75
  4. Step 4: Simplify right side
    58,317.75x = 8,109,677,889.06
  5. Step 5: Solve for x
    x = 8,109,677,889.06/58,317.75
  6. Step 6: Final answer
    x = 139,060.20

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.