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Finding the Fourth Proportional to 57,051.95, 85,577.85 and 21,967.00

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Solution

The fourth proportional to 57,051.95, 85,577.85 and 21,967.00 is: 32,950.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,051.95 : 85,577.85 = 21,967.00 : x
  2. Step 2: Convert to fraction form
    57,051.95/85,577.85 = 21,967.00/x
  3. Step 3: Cross multiply
    57,051.95x = 85,577.85 × 21,967.00
  4. Step 4: Simplify right side
    57,051.95x = 1,879,888,417.01
  5. Step 5: Solve for x
    x = 1,879,888,417.01/57,051.95
  6. Step 6: Final answer
    x = 32,950.47

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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.