Home / 116,404.20-174,491.10-57,191.40

Finding the Fourth Proportional to 116,404.20, 174,491.10 and 57,191.40

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Solution

The fourth proportional to 116,404.20, 174,491.10 and 57,191.40 is: 85,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,404.20 : 174,491.10 = 57,191.40 : x
  2. Step 2: Convert to fraction form
    116,404.20/174,491.10 = 57,191.40/x
  3. Step 3: Cross multiply
    116,404.20x = 174,491.10 × 57,191.40
  4. Step 4: Simplify right side
    116,404.20x = 9,979,390,296.54
  5. Step 5: Solve for x
    x = 9,979,390,296.54/116,404.20
  6. Step 6: Final answer
    x = 85,730.50

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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.