Home / 152,286.08-210,157.26-83,374.38

Finding the Fourth Proportional to 152,286.08, 210,157.26 and 83,374.38

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Solution

The fourth proportional to 152,286.08, 210,157.26 and 83,374.38 is: 115,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,286.08 : 210,157.26 = 83,374.38 : x
  2. Step 2: Convert to fraction form
    152,286.08/210,157.26 = 83,374.38/x
  3. Step 3: Cross multiply
    152,286.08x = 210,157.26 × 83,374.38
  4. Step 4: Simplify right side
    152,286.08x = 17,521,731,961.70
  5. Step 5: Solve for x
    x = 17,521,731,961.70/152,286.08
  6. Step 6: Final answer
    x = 115,058.00

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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.