Home / 152,468.09-210,402.82-84,484.47

Finding the Fourth Proportional to 152,468.09, 210,402.82 and 84,484.47

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Solution

The fourth proportional to 152,468.09, 210,402.82 and 84,484.47 is: 116,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,468.09 : 210,402.82 = 84,484.47 : x
  2. Step 2: Convert to fraction form
    152,468.09/210,402.82 = 84,484.47/x
  3. Step 3: Cross multiply
    152,468.09x = 210,402.82 × 84,484.47
  4. Step 4: Simplify right side
    152,468.09x = 17,775,770,734.21
  5. Step 5: Solve for x
    x = 17,775,770,734.21/152,468.09
  6. Step 6: Final answer
    x = 116,586.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.