Home / 107,069.08-147,756.32-59,326.84

Finding the Fourth Proportional to 107,069.08, 147,756.32 and 59,326.84

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Solution

The fourth proportional to 107,069.08, 147,756.32 and 59,326.84 is: 81,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,069.08 : 147,756.32 = 59,326.84 : x
  2. Step 2: Convert to fraction form
    107,069.08/147,756.32 = 59,326.84/x
  3. Step 3: Cross multiply
    107,069.08x = 147,756.32 × 59,326.84
  4. Step 4: Simplify right side
    107,069.08x = 8,765,915,555.63
  5. Step 5: Solve for x
    x = 8,765,915,555.63/107,069.08
  6. Step 6: Final answer
    x = 81,871.59

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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.