Home / 43,946.16-65,918.61-10,666.50

Finding the Fourth Proportional to 43,946.16, 65,918.61 and 10,666.50

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Solution

The fourth proportional to 43,946.16, 65,918.61 and 10,666.50 is: 15,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,946.16 : 65,918.61 = 10,666.50 : x
  2. Step 2: Convert to fraction form
    43,946.16/65,918.61 = 10,666.50/x
  3. Step 3: Cross multiply
    43,946.16x = 65,918.61 × 10,666.50
  4. Step 4: Simplify right side
    43,946.16x = 703,120,853.57
  5. Step 5: Solve for x
    x = 703,120,853.57/43,946.16
  6. Step 6: Final answer
    x = 15,999.60

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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.