Home / 84,585.17-116,674.74-54,409.83

Finding the Fourth Proportional to 84,585.17, 116,674.74 and 54,409.83

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Solution

The fourth proportional to 84,585.17, 116,674.74 and 54,409.83 is: 75,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,585.17 : 116,674.74 = 54,409.83 : x
  2. Step 2: Convert to fraction form
    84,585.17/116,674.74 = 54,409.83/x
  3. Step 3: Cross multiply
    84,585.17x = 116,674.74 × 54,409.83
  4. Step 4: Simplify right side
    84,585.17x = 6,348,252,768.69
  5. Step 5: Solve for x
    x = 6,348,252,768.69/84,585.17
  6. Step 6: Final answer
    x = 75,051.61

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1.5x scale

Why These Related Problems?

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