Home / 181,810.08-250,811.78-118,124.64

Finding the Fourth Proportional to 181,810.08, 250,811.78 and 118,124.64

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Solution

The fourth proportional to 181,810.08, 250,811.78 and 118,124.64 is: 162,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,810.08 : 250,811.78 = 118,124.64 : x
  2. Step 2: Convert to fraction form
    181,810.08/250,811.78 = 118,124.64/x
  3. Step 3: Cross multiply
    181,810.08x = 250,811.78 × 118,124.64
  4. Step 4: Simplify right side
    181,810.08x = 29,627,050,629.64
  5. Step 5: Solve for x
    x = 29,627,050,629.64/181,810.08
  6. Step 6: Final answer
    x = 162,956.04

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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.