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Finding the Fourth Proportional to 61,666.61, 92,509.56 and 26,127.99

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Solution

The fourth proportional to 61,666.61, 92,509.56 and 26,127.99 is: 39,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,666.61 : 92,509.56 = 26,127.99 : x
  2. Step 2: Convert to fraction form
    61,666.61/92,509.56 = 26,127.99/x
  3. Step 3: Cross multiply
    61,666.61x = 92,509.56 × 26,127.99
  4. Step 4: Simplify right side
    61,666.61x = 2,417,088,858.58
  5. Step 5: Solve for x
    x = 2,417,088,858.58/61,666.61
  6. Step 6: Final answer
    x = 39,196.07

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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.