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Finding the Third Proportional to 61,520,417.25 and 89,944,999.13

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Solution

The third proportional to 61,520,417.25 and 89,944,999.13 is: 131,502,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,520,417.25 : 89,944,999.13 = 89,944,999.13 : x
  2. Step 2: Convert to fraction form
    61,520,417.25/89,944,999.13 = 89,944,999.13/x
  3. Step 3: Cross multiply
    61,520,417.25x = 89,944,999.13 × 89,944,999.13
  4. Step 4: Simplify right side
    61,520,417.25x = 8,090,102,867,596,251
  5. Step 5: Solve for x
    x = 8,090,102,867,596,251/61,520,417.25
  6. Step 6: Final answer
    x = 131,502,730.79

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.