Home / 76,187.39-114,175.98-57,446.83

Finding the Fourth Proportional to 76,187.39, 114,175.98 and 57,446.83

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Solution

The fourth proportional to 76,187.39, 114,175.98 and 57,446.83 is: 86,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,187.39 : 114,175.98 = 57,446.83 : x
  2. Step 2: Convert to fraction form
    76,187.39/114,175.98 = 57,446.83/x
  3. Step 3: Cross multiply
    76,187.39x = 114,175.98 × 57,446.83
  4. Step 4: Simplify right side
    76,187.39x = 6,559,047,971.32
  5. Step 5: Solve for x
    x = 6,559,047,971.32/76,187.39
  6. Step 6: Final answer
    x = 86,090.99

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1.5x scale

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.