Home / 107,070.66-147,747.24-59,323.05

Finding the Fourth Proportional to 107,070.66, 147,747.24 and 59,323.05

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Solution

The fourth proportional to 107,070.66, 147,747.24 and 59,323.05 is: 81,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,070.66 : 147,747.24 = 59,323.05 : x
  2. Step 2: Convert to fraction form
    107,070.66/147,747.24 = 59,323.05/x
  3. Step 3: Cross multiply
    107,070.66x = 147,747.24 × 59,323.05
  4. Step 4: Simplify right side
    107,070.66x = 8,764,816,905.88
  5. Step 5: Solve for x
    x = 8,764,816,905.88/107,070.66
  6. Step 6: Final answer
    x = 81,860.12

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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.