Home / 129,071.37-193,656.69-62,506.38

Finding the Fourth Proportional to 129,071.37, 193,656.69 and 62,506.38

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Solution

The fourth proportional to 129,071.37, 193,656.69 and 62,506.38 is: 93,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,071.37 : 193,656.69 = 62,506.38 : x
  2. Step 2: Convert to fraction form
    129,071.37/193,656.69 = 62,506.38/x
  3. Step 3: Cross multiply
    129,071.37x = 193,656.69 × 62,506.38
  4. Step 4: Simplify right side
    129,071.37x = 12,104,778,654.68
  5. Step 5: Solve for x
    x = 12,104,778,654.68/129,071.37
  6. Step 6: Final answer
    x = 93,783.61

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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.