Home / 163,160.19-225,174.63-90,569.91

Finding the Fourth Proportional to 163,160.19, 225,174.63 and 90,569.91

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Solution

The fourth proportional to 163,160.19, 225,174.63 and 90,569.91 is: 124,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,160.19 : 225,174.63 = 90,569.91 : x
  2. Step 2: Convert to fraction form
    163,160.19/225,174.63 = 90,569.91/x
  3. Step 3: Cross multiply
    163,160.19x = 225,174.63 × 90,569.91
  4. Step 4: Simplify right side
    163,160.19x = 20,394,047,157.43
  5. Step 5: Solve for x
    x = 20,394,047,157.43/163,160.19
  6. Step 6: Final answer
    x = 124,994.01

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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.