Home / 210,319.67-290,239.65-114,826.37

Finding the Fourth Proportional to 210,319.67, 290,239.65 and 114,826.37

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Solution

The fourth proportional to 210,319.67, 290,239.65 and 114,826.37 is: 158,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,319.67 : 290,239.65 = 114,826.37 : x
  2. Step 2: Convert to fraction form
    210,319.67/290,239.65 = 114,826.37/x
  3. Step 3: Cross multiply
    210,319.67x = 290,239.65 × 114,826.37
  4. Step 4: Simplify right side
    210,319.67x = 33,327,163,414.24
  5. Step 5: Solve for x
    x = 33,327,163,414.24/210,319.67
  6. Step 6: Final answer
    x = 158,459.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.