Home / 162,723.60-224,532.66-91,106.64

Finding the Fourth Proportional to 162,723.60, 224,532.66 and 91,106.64

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Solution

The fourth proportional to 162,723.60, 224,532.66 and 91,106.64 is: 125,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,723.60 : 224,532.66 = 91,106.64 : x
  2. Step 2: Convert to fraction form
    162,723.60/224,532.66 = 91,106.64/x
  3. Step 3: Cross multiply
    162,723.60x = 224,532.66 × 91,106.64
  4. Step 4: Simplify right side
    162,723.60x = 20,456,416,222.86
  5. Step 5: Solve for x
    x = 20,456,416,222.86/162,723.60
  6. Step 6: Final answer
    x = 125,712.66

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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.