Home / 191,084.51-286,667.54-64,720.33

Finding the Fourth Proportional to 191,084.51, 286,667.54 and 64,720.33

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Solution

The fourth proportional to 191,084.51, 286,667.54 and 64,720.33 is: 97,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,084.51 : 286,667.54 = 64,720.33 : x
  2. Step 2: Convert to fraction form
    191,084.51/286,667.54 = 64,720.33/x
  3. Step 3: Cross multiply
    191,084.51x = 286,667.54 × 64,720.33
  4. Step 4: Simplify right side
    191,084.51x = 18,553,217,789.09
  5. Step 5: Solve for x
    x = 18,553,217,789.09/191,084.51
  6. Step 6: Final answer
    x = 97,094.31

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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.