Home / 117,020.96-175,543.80-38,141.36

Finding the Fourth Proportional to 117,020.96, 175,543.80 and 38,141.36

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Solution

The fourth proportional to 117,020.96, 175,543.80 and 38,141.36 is: 57,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,020.96 : 175,543.80 = 38,141.36 : x
  2. Step 2: Convert to fraction form
    117,020.96/175,543.80 = 38,141.36/x
  3. Step 3: Cross multiply
    117,020.96x = 175,543.80 × 38,141.36
  4. Step 4: Simplify right side
    117,020.96x = 6,695,479,271.57
  5. Step 5: Solve for x
    x = 6,695,479,271.57/117,020.96
  6. Step 6: Final answer
    x = 57,216.07

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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.