Home / 191,072.39-286,609.26-57,953.79

Finding the Fourth Proportional to 191,072.39, 286,609.26 and 57,953.79

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Solution

The fourth proportional to 191,072.39, 286,609.26 and 57,953.79 is: 86,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,072.39 : 286,609.26 = 57,953.79 : x
  2. Step 2: Convert to fraction form
    191,072.39/286,609.26 = 57,953.79/x
  3. Step 3: Cross multiply
    191,072.39x = 286,609.26 × 57,953.79
  4. Step 4: Simplify right side
    191,072.39x = 16,610,092,866.10
  5. Step 5: Solve for x
    x = 16,610,092,866.10/191,072.39
  6. Step 6: Final answer
    x = 86,930.89

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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.