Home / 335,214.15-502,689.46-121,931.43

Finding the Fourth Proportional to 335,214.15, 502,689.46 and 121,931.43

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Solution

The fourth proportional to 335,214.15, 502,689.46 and 121,931.43 is: 182,849.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,214.15 : 502,689.46 = 121,931.43 : x
  2. Step 2: Convert to fraction form
    335,214.15/502,689.46 = 121,931.43/x
  3. Step 3: Cross multiply
    335,214.15x = 502,689.46 × 121,931.43
  4. Step 4: Simplify right side
    335,214.15x = 61,293,641,885.45
  5. Step 5: Solve for x
    x = 61,293,641,885.45/335,214.15
  6. Step 6: Final answer
    x = 182,849.21

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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.