Home / 163,148.73-225,186.64-111,486.75

Finding the Fourth Proportional to 163,148.73, 225,186.64 and 111,486.75

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Solution

The fourth proportional to 163,148.73, 225,186.64 and 111,486.75 is: 153,880.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,148.73 : 225,186.64 = 111,486.75 : x
  2. Step 2: Convert to fraction form
    163,148.73/225,186.64 = 111,486.75/x
  3. Step 3: Cross multiply
    163,148.73x = 225,186.64 × 111,486.75
  4. Step 4: Simplify right side
    163,148.73x = 25,105,326,637.02
  5. Step 5: Solve for x
    x = 25,105,326,637.02/163,148.73
  6. Step 6: Final answer
    x = 153,880.00

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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.