Home / 56,146.48-84,191.55-18,693.34

Finding the Fourth Proportional to 56,146.48, 84,191.55 and 18,693.34

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Solution

The fourth proportional to 56,146.48, 84,191.55 and 18,693.34 is: 28,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,146.48 : 84,191.55 = 18,693.34 : x
  2. Step 2: Convert to fraction form
    56,146.48/84,191.55 = 18,693.34/x
  3. Step 3: Cross multiply
    56,146.48x = 84,191.55 × 18,693.34
  4. Step 4: Simplify right side
    56,146.48x = 1,573,821,269.28
  5. Step 5: Solve for x
    x = 1,573,821,269.28/56,146.48
  6. Step 6: Final answer
    x = 28,030.63

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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.