Home / 77,429.02-116,065.08-52,471.60

Finding the Fourth Proportional to 77,429.02, 116,065.08 and 52,471.60

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Solution

The fourth proportional to 77,429.02, 116,065.08 and 52,471.60 is: 78,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,429.02 : 116,065.08 = 52,471.60 : x
  2. Step 2: Convert to fraction form
    77,429.02/116,065.08 = 52,471.60/x
  3. Step 3: Cross multiply
    77,429.02x = 116,065.08 × 52,471.60
  4. Step 4: Simplify right side
    77,429.02x = 6,090,120,451.73
  5. Step 5: Solve for x
    x = 6,090,120,451.73/77,429.02
  6. Step 6: Final answer
    x = 78,654.24

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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.