Home / 129,056.88-193,502.64-50,106.24

Finding the Fourth Proportional to 129,056.88, 193,502.64 and 50,106.24

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Solution

The fourth proportional to 129,056.88, 193,502.64 and 50,106.24 is: 75,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,056.88 : 193,502.64 = 50,106.24 : x
  2. Step 2: Convert to fraction form
    129,056.88/193,502.64 = 50,106.24/x
  3. Step 3: Cross multiply
    129,056.88x = 193,502.64 × 50,106.24
  4. Step 4: Simplify right side
    129,056.88x = 9,695,689,720.47
  5. Step 5: Solve for x
    x = 9,695,689,720.47/129,056.88
  6. Step 6: Final answer
    x = 75,127.26

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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.