Home / 197,530.72-296,326.86-64,380.09

Finding the Fourth Proportional to 197,530.72, 296,326.86 and 64,380.09

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Solution

The fourth proportional to 197,530.72, 296,326.86 and 64,380.09 is: 96,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,530.72 : 296,326.86 = 64,380.09 : x
  2. Step 2: Convert to fraction form
    197,530.72/296,326.86 = 64,380.09/x
  3. Step 3: Cross multiply
    197,530.72x = 296,326.86 × 64,380.09
  4. Step 4: Simplify right side
    197,530.72x = 19,077,549,916.22
  5. Step 5: Solve for x
    x = 19,077,549,916.22/197,530.72
  6. Step 6: Final answer
    x = 96,580.17

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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.