Home / 56,501.50-84,764.40-19,062.50

Finding the Fourth Proportional to 56,501.50, 84,764.40 and 19,062.50

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Solution

The fourth proportional to 56,501.50, 84,764.40 and 19,062.50 is: 28,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,501.50 : 84,764.40 = 19,062.50 : x
  2. Step 2: Convert to fraction form
    56,501.50/84,764.40 = 19,062.50/x
  3. Step 3: Cross multiply
    56,501.50x = 84,764.40 × 19,062.50
  4. Step 4: Simplify right side
    56,501.50x = 1,615,821,375
  5. Step 5: Solve for x
    x = 1,615,821,375/56,501.50
  6. Step 6: Final answer
    x = 28,597.85

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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.