Home / 121,566.60-181,750.48-103,053.24

Finding the Fourth Proportional to 121,566.60, 181,750.48 and 103,053.24

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Solution

The fourth proportional to 121,566.60, 181,750.48 and 103,053.24 is: 154,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,566.60 : 181,750.48 = 103,053.24 : x
  2. Step 2: Convert to fraction form
    121,566.60/181,750.48 = 103,053.24/x
  3. Step 3: Cross multiply
    121,566.60x = 181,750.48 × 103,053.24
  4. Step 4: Simplify right side
    121,566.60x = 18,729,975,835.56
  5. Step 5: Solve for x
    x = 18,729,975,835.56/121,566.60
  6. Step 6: Final answer
    x = 154,071.73

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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.