Home / 152,876.59-210,989.14-92,447.66

Finding the Fourth Proportional to 152,876.59, 210,989.14 and 92,447.66

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Solution

The fourth proportional to 152,876.59, 210,989.14 and 92,447.66 is: 127,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,876.59 : 210,989.14 = 92,447.66 : x
  2. Step 2: Convert to fraction form
    152,876.59/210,989.14 = 92,447.66/x
  3. Step 3: Cross multiply
    152,876.59x = 210,989.14 × 92,447.66
  4. Step 4: Simplify right side
    152,876.59x = 19,505,452,574.77
  5. Step 5: Solve for x
    x = 19,505,452,574.77/152,876.59
  6. Step 6: Final answer
    x = 127,589.53

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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.