Home / 107,203.05-147,933-59,454.63

Finding the Fourth Proportional to 107,203.05, 147,933 and 59,454.63

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Solution

The fourth proportional to 107,203.05, 147,933 and 59,454.63 is: 82,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,203.05 : 147,933 = 59,454.63 : x
  2. Step 2: Convert to fraction form
    107,203.05/147,933 = 59,454.63/x
  3. Step 3: Cross multiply
    107,203.05x = 147,933 × 59,454.63
  4. Step 4: Simplify right side
    107,203.05x = 8,795,301,779.79
  5. Step 5: Solve for x
    x = 8,795,301,779.79/107,203.05
  6. Step 6: Final answer
    x = 82,043.39

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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.