Home / 51,827.13-77,741.13-14,390.12

Finding the Fourth Proportional to 51,827.13, 77,741.13 and 14,390.12

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Solution

The fourth proportional to 51,827.13, 77,741.13 and 14,390.12 is: 21,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,827.13 : 77,741.13 = 14,390.12 : x
  2. Step 2: Convert to fraction form
    51,827.13/77,741.13 = 14,390.12/x
  3. Step 3: Cross multiply
    51,827.13x = 77,741.13 × 14,390.12
  4. Step 4: Simplify right side
    51,827.13x = 1,118,704,189.64
  5. Step 5: Solve for x
    x = 1,118,704,189.64/51,827.13
  6. Step 6: Final answer
    x = 21,585.30

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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.