Home / 170,984.72-256,482.29-58,663.36

Finding the Fourth Proportional to 170,984.72, 256,482.29 and 58,663.36

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Solution

The fourth proportional to 170,984.72, 256,482.29 and 58,663.36 is: 87,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,984.72 : 256,482.29 = 58,663.36 : x
  2. Step 2: Convert to fraction form
    170,984.72/256,482.29 = 58,663.36/x
  3. Step 3: Cross multiply
    170,984.72x = 256,482.29 × 58,663.36
  4. Step 4: Simplify right side
    170,984.72x = 15,046,112,911.89
  5. Step 5: Solve for x
    x = 15,046,112,911.89/170,984.72
  6. Step 6: Final answer
    x = 87,996.83

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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.