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Finding the Fourth Proportional to 164,959.80, 247,400.10 and 46,642.20

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Solution

The fourth proportional to 164,959.80, 247,400.10 and 46,642.20 is: 69,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,959.80 : 247,400.10 = 46,642.20 : x
  2. Step 2: Convert to fraction form
    164,959.80/247,400.10 = 46,642.20/x
  3. Step 3: Cross multiply
    164,959.80x = 247,400.10 × 46,642.20
  4. Step 4: Simplify right side
    164,959.80x = 11,539,284,944.22
  5. Step 5: Solve for x
    x = 11,539,284,944.22/164,959.80
  6. Step 6: Final answer
    x = 69,952.10

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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.