Home / 116,217.10-174,325.65-89,940.70

Finding the Fourth Proportional to 116,217.10, 174,325.65 and 89,940.70

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Solution

The fourth proportional to 116,217.10, 174,325.65 and 89,940.70 is: 134,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,217.10 : 174,325.65 = 89,940.70 : x
  2. Step 2: Convert to fraction form
    116,217.10/174,325.65 = 89,940.70/x
  3. Step 3: Cross multiply
    116,217.10x = 174,325.65 × 89,940.70
  4. Step 4: Simplify right side
    116,217.10x = 15,678,970,988.96
  5. Step 5: Solve for x
    x = 15,678,970,988.96/116,217.10
  6. Step 6: Final answer
    x = 134,911.05

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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.