Home / 129,179.07-193,651.83-46,053.63

Finding the Fourth Proportional to 129,179.07, 193,651.83 and 46,053.63

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Solution

The fourth proportional to 129,179.07, 193,651.83 and 46,053.63 is: 69,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,179.07 : 193,651.83 = 46,053.63 : x
  2. Step 2: Convert to fraction form
    129,179.07/193,651.83 = 46,053.63/x
  3. Step 3: Cross multiply
    129,179.07x = 193,651.83 × 46,053.63
  4. Step 4: Simplify right side
    129,179.07x = 8,918,369,727.64
  5. Step 5: Solve for x
    x = 8,918,369,727.64/129,179.07
  6. Step 6: Final answer
    x = 69,038.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.