Home / 129,206.60-193,730.52-50,228.77

Finding the Fourth Proportional to 129,206.60, 193,730.52 and 50,228.77

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Solution

The fourth proportional to 129,206.60, 193,730.52 and 50,228.77 is: 75,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,206.60 : 193,730.52 = 50,228.77 : x
  2. Step 2: Convert to fraction form
    129,206.60/193,730.52 = 50,228.77/x
  3. Step 3: Cross multiply
    129,206.60x = 193,730.52 × 50,228.77
  4. Step 4: Simplify right side
    129,206.60x = 9,730,845,731.06
  5. Step 5: Solve for x
    x = 9,730,845,731.06/129,206.60
  6. Step 6: Final answer
    x = 75,312.30

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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.