Home / 118,050.93-162,905.54-64,334.79

Finding the Fourth Proportional to 118,050.93, 162,905.54 and 64,334.79

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Solution

The fourth proportional to 118,050.93, 162,905.54 and 64,334.79 is: 88,779.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,050.93 : 162,905.54 = 64,334.79 : x
  2. Step 2: Convert to fraction form
    118,050.93/162,905.54 = 64,334.79/x
  3. Step 3: Cross multiply
    118,050.93x = 162,905.54 × 64,334.79
  4. Step 4: Simplify right side
    118,050.93x = 10,480,493,705.74
  5. Step 5: Solve for x
    x = 10,480,493,705.74/118,050.93
  6. Step 6: Final answer
    x = 88,779.43

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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.