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Finding the Fourth Proportional to 43,762.04, 65,664.50 and 27,117.64

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Solution

The fourth proportional to 43,762.04, 65,664.50 and 27,117.64 is: 40,689.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,762.04 : 65,664.50 = 27,117.64 : x
  2. Step 2: Convert to fraction form
    43,762.04/65,664.50 = 27,117.64/x
  3. Step 3: Cross multiply
    43,762.04x = 65,664.50 × 27,117.64
  4. Step 4: Simplify right side
    43,762.04x = 1,780,666,271.78
  5. Step 5: Solve for x
    x = 1,780,666,271.78/43,762.04
  6. Step 6: Final answer
    x = 40,689.75

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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.