Home / 163,122.86-224,435.41-132,220.55

Finding the Fourth Proportional to 163,122.86, 224,435.41 and 132,220.55

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Solution

The fourth proportional to 163,122.86, 224,435.41 and 132,220.55 is: 181,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,122.86 : 224,435.41 = 132,220.55 : x
  2. Step 2: Convert to fraction form
    163,122.86/224,435.41 = 132,220.55/x
  3. Step 3: Cross multiply
    163,122.86x = 224,435.41 × 132,220.55
  4. Step 4: Simplify right side
    163,122.86x = 29,674,973,580.21
  5. Step 5: Solve for x
    x = 29,674,973,580.21/163,122.86
  6. Step 6: Final answer
    x = 181,917.93

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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.