Home / 163,582.50-225,656.37-109,775.01

Finding the Fourth Proportional to 163,582.50, 225,656.37 and 109,775.01

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Solution

The fourth proportional to 163,582.50, 225,656.37 and 109,775.01 is: 151,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,582.50 : 225,656.37 = 109,775.01 : x
  2. Step 2: Convert to fraction form
    163,582.50/225,656.37 = 109,775.01/x
  3. Step 3: Cross multiply
    163,582.50x = 225,656.37 × 109,775.01
  4. Step 4: Simplify right side
    163,582.50x = 24,771,430,273.31
  5. Step 5: Solve for x
    x = 24,771,430,273.31/163,582.50
  6. Step 6: Final answer
    x = 151,430.81

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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.