Home / 118,784.22-163,924.88-67,795.92

Finding the Fourth Proportional to 118,784.22, 163,924.88 and 67,795.92

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Solution

The fourth proportional to 118,784.22, 163,924.88 and 67,795.92 is: 93,559.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,784.22 : 163,924.88 = 67,795.92 : x
  2. Step 2: Convert to fraction form
    118,784.22/163,924.88 = 67,795.92/x
  3. Step 3: Cross multiply
    118,784.22x = 163,924.88 × 67,795.92
  4. Step 4: Simplify right side
    118,784.22x = 11,113,438,050.49
  5. Step 5: Solve for x
    x = 11,113,438,050.49/118,784.22
  6. Step 6: Final answer
    x = 93,559.89

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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.