Home / 53,342.51-80,017.88-15,899.72

Finding the Fourth Proportional to 53,342.51, 80,017.88 and 15,899.72

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Solution

The fourth proportional to 53,342.51, 80,017.88 and 15,899.72 is: 23,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,342.51 : 80,017.88 = 15,899.72 : x
  2. Step 2: Convert to fraction form
    53,342.51/80,017.88 = 15,899.72/x
  3. Step 3: Cross multiply
    53,342.51x = 80,017.88 × 15,899.72
  4. Step 4: Simplify right side
    53,342.51x = 1,272,261,407.41
  5. Step 5: Solve for x
    x = 1,272,261,407.41/53,342.51
  6. Step 6: Final answer
    x = 23,850.80

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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.