Home / 116,516.60-174,623.70-54,054.20

Finding the Fourth Proportional to 116,516.60, 174,623.70 and 54,054.20

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Solution

The fourth proportional to 116,516.60, 174,623.70 and 54,054.20 is: 81,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,516.60 : 174,623.70 = 54,054.20 : x
  2. Step 2: Convert to fraction form
    116,516.60/174,623.70 = 54,054.20/x
  3. Step 3: Cross multiply
    116,516.60x = 174,623.70 × 54,054.20
  4. Step 4: Simplify right side
    116,516.60x = 9,439,144,404.54
  5. Step 5: Solve for x
    x = 9,439,144,404.54/116,516.60
  6. Step 6: Final answer
    x = 81,011.16

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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.