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Finding the Third Proportional to 53,672.63 and 91,459.13

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Solution

The third proportional to 53,672.63 and 91,459.13 is: 155,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,672.63 : 91,459.13 = 91,459.13 : x
  2. Step 2: Convert to fraction form
    53,672.63/91,459.13 = 91,459.13/x
  3. Step 3: Cross multiply
    53,672.63x = 91,459.13 × 91,459.13
  4. Step 4: Simplify right side
    53,672.63x = 8,364,771,545.77
  5. Step 5: Solve for x
    x = 8,364,771,545.77/53,672.63
  6. Step 6: Final answer
    x = 155,848.01

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Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.