Home / 53,681.44-80,526.12-14,237.68

Finding the Fourth Proportional to 53,681.44, 80,526.12 and 14,237.68

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Solution

The fourth proportional to 53,681.44, 80,526.12 and 14,237.68 is: 21,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681.44 : 80,526.12 = 14,237.68 : x
  2. Step 2: Convert to fraction form
    53,681.44/80,526.12 = 14,237.68/x
  3. Step 3: Cross multiply
    53,681.44x = 80,526.12 × 14,237.68
  4. Step 4: Simplify right side
    53,681.44x = 1,146,505,128.20
  5. Step 5: Solve for x
    x = 1,146,505,128.20/53,681.44
  6. Step 6: Final answer
    x = 21,357.57

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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.