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Finding the Fourth Proportional to 99,417.37, 137,196.56 and 54,095.70

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Solution

The fourth proportional to 99,417.37, 137,196.56 and 54,095.70 is: 74,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,417.37 : 137,196.56 = 54,095.70 : x
  2. Step 2: Convert to fraction form
    99,417.37/137,196.56 = 54,095.70/x
  3. Step 3: Cross multiply
    99,417.37x = 137,196.56 × 54,095.70
  4. Step 4: Simplify right side
    99,417.37x = 7,421,743,950.79
  5. Step 5: Solve for x
    x = 7,421,743,950.79/99,417.37
  6. Step 6: Final answer
    x = 74,652.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.