Home / 371,783.16-557,217.90-171,833.04

Finding the Fourth Proportional to 371,783.16, 557,217.90 and 171,833.04

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Solution

The fourth proportional to 371,783.16, 557,217.90 and 171,833.04 is: 257,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,783.16 : 557,217.90 = 171,833.04 : x
  2. Step 2: Convert to fraction form
    371,783.16/557,217.90 = 171,833.04/x
  3. Step 3: Cross multiply
    371,783.16x = 557,217.90 × 171,833.04
  4. Step 4: Simplify right side
    371,783.16x = 95,748,445,699.42
  5. Step 5: Solve for x
    x = 95,748,445,699.42/371,783.16
  6. Step 6: Final answer
    x = 257,538.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.