Home / 107,109.45-147,811.06-59,365.88

Finding the Fourth Proportional to 107,109.45, 147,811.06 and 59,365.88

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Solution

The fourth proportional to 107,109.45, 147,811.06 and 59,365.88 is: 81,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,109.45 : 147,811.06 = 59,365.88 : x
  2. Step 2: Convert to fraction form
    107,109.45/147,811.06 = 59,365.88/x
  3. Step 3: Cross multiply
    107,109.45x = 147,811.06 × 59,365.88
  4. Step 4: Simplify right side
    107,109.45x = 8,774,933,650.63
  5. Step 5: Solve for x
    x = 8,774,933,650.63/107,109.45
  6. Step 6: Final answer
    x = 81,924.92

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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.