Home / 53,415.32-80,141.40-23,853.56

Finding the Fourth Proportional to 53,415.32, 80,141.40 and 23,853.56

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Solution

The fourth proportional to 53,415.32, 80,141.40 and 23,853.56 is: 35,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.32 : 80,141.40 = 23,853.56 : x
  2. Step 2: Convert to fraction form
    53,415.32/80,141.40 = 23,853.56/x
  3. Step 3: Cross multiply
    53,415.32x = 80,141.40 × 23,853.56
  4. Step 4: Simplify right side
    53,415.32x = 1,911,657,693.38
  5. Step 5: Solve for x
    x = 1,911,657,693.38/53,415.32
  6. Step 6: Final answer
    x = 35,788.57

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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.