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Finding the Fourth Proportional to 75,060.48, 103,464.36 and 59,119.68

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Solution

The fourth proportional to 75,060.48, 103,464.36 and 59,119.68 is: 81,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,060.48 : 103,464.36 = 59,119.68 : x
  2. Step 2: Convert to fraction form
    75,060.48/103,464.36 = 59,119.68/x
  3. Step 3: Cross multiply
    75,060.48x = 103,464.36 × 59,119.68
  4. Step 4: Simplify right side
    75,060.48x = 6,116,779,854.60
  5. Step 5: Solve for x
    x = 6,116,779,854.60/75,060.48
  6. Step 6: Final answer
    x = 81,491.35

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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.