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Finding the Fourth Proportional to 61,666.65, 92,483.77 and 26,598.51

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Solution

The fourth proportional to 61,666.65, 92,483.77 and 26,598.51 is: 39,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,666.65 : 92,483.77 = 26,598.51 : x
  2. Step 2: Convert to fraction form
    61,666.65/92,483.77 = 26,598.51/x
  3. Step 3: Cross multiply
    61,666.65x = 92,483.77 × 26,598.51
  4. Step 4: Simplify right side
    61,666.65x = 2,459,930,414.69
  5. Step 5: Solve for x
    x = 2,459,930,414.69/61,666.65
  6. Step 6: Final answer
    x = 39,890.77

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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.