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Finding the Fourth Proportional to 116,591.80, 174,930.90 and 46,521.40

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Solution

The fourth proportional to 116,591.80, 174,930.90 and 46,521.40 is: 69,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,591.80 : 174,930.90 = 46,521.40 : x
  2. Step 2: Convert to fraction form
    116,591.80/174,930.90 = 46,521.40/x
  3. Step 3: Cross multiply
    116,591.80x = 174,930.90 × 46,521.40
  4. Step 4: Simplify right side
    116,591.80x = 8,138,030,371.26
  5. Step 5: Solve for x
    x = 8,138,030,371.26/116,591.80
  6. Step 6: Final answer
    x = 69,799.34

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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.