Home / 43,784.61-65,686.16-14,200.14

Finding the Fourth Proportional to 43,784.61, 65,686.16 and 14,200.14

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Solution

The fourth proportional to 43,784.61, 65,686.16 and 14,200.14 is: 21,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.61 : 65,686.16 = 14,200.14 : x
  2. Step 2: Convert to fraction form
    43,784.61/65,686.16 = 14,200.14/x
  3. Step 3: Cross multiply
    43,784.61x = 65,686.16 × 14,200.14
  4. Step 4: Simplify right side
    43,784.61x = 932,752,597.06
  5. Step 5: Solve for x
    x = 932,752,597.06/43,784.61
  6. Step 6: Final answer
    x = 21,303.21

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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.