Home / 105,059.80-144,976.89-59,731.57

Finding the Fourth Proportional to 105,059.80, 144,976.89 and 59,731.57

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Solution

The fourth proportional to 105,059.80, 144,976.89 and 59,731.57 is: 82,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,059.80 : 144,976.89 = 59,731.57 : x
  2. Step 2: Convert to fraction form
    105,059.80/144,976.89 = 59,731.57/x
  3. Step 3: Cross multiply
    105,059.80x = 144,976.89 × 59,731.57
  4. Step 4: Simplify right side
    105,059.80x = 8,659,697,253.42
  5. Step 5: Solve for x
    x = 8,659,697,253.42/105,059.80
  6. Step 6: Final answer
    x = 82,426.36

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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.