Home / 107,089.96-147,777.88-59,340.44

Finding the Fourth Proportional to 107,089.96, 147,777.88 and 59,340.44

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Solution

The fourth proportional to 107,089.96, 147,777.88 and 59,340.44 is: 81,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,089.96 : 147,777.88 = 59,340.44 : x
  2. Step 2: Convert to fraction form
    107,089.96/147,777.88 = 59,340.44/x
  3. Step 3: Cross multiply
    107,089.96x = 147,777.88 × 59,340.44
  4. Step 4: Simplify right side
    107,089.96x = 8,769,204,421.47
  5. Step 5: Solve for x
    x = 8,769,204,421.47/107,089.96
  6. Step 6: Final answer
    x = 81,886.34

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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.