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Finding the Fourth Proportional to 61,046.71, 91,569.18 and 37,036.74

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Solution

The fourth proportional to 61,046.71, 91,569.18 and 37,036.74 is: 55,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,046.71 : 91,569.18 = 37,036.74 : x
  2. Step 2: Convert to fraction form
    61,046.71/91,569.18 = 37,036.74/x
  3. Step 3: Cross multiply
    61,046.71x = 91,569.18 × 37,036.74
  4. Step 4: Simplify right side
    61,046.71x = 3,391,423,911.67
  5. Step 5: Solve for x
    x = 3,391,423,911.67/61,046.71
  6. Step 6: Final answer
    x = 55,554.57

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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.