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Finding the Fourth Proportional to 46,000.80, 69,010.80 and 26,263.20

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Solution

The fourth proportional to 46,000.80, 69,010.80 and 26,263.20 is: 39,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,000.80 : 69,010.80 = 26,263.20 : x
  2. Step 2: Convert to fraction form
    46,000.80/69,010.80 = 26,263.20/x
  3. Step 3: Cross multiply
    46,000.80x = 69,010.80 × 26,263.20
  4. Step 4: Simplify right side
    46,000.80x = 1,812,444,442.56
  5. Step 5: Solve for x
    x = 1,812,444,442.56/46,000.80
  6. Step 6: Final answer
    x = 39,400.28

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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.