Home / 264,741.41-397,026.80-87,206.15

Finding the Fourth Proportional to 264,741.41, 397,026.80 and 87,206.15

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Solution

The fourth proportional to 264,741.41, 397,026.80 and 87,206.15 is: 130,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,741.41 : 397,026.80 = 87,206.15 : x
  2. Step 2: Convert to fraction form
    264,741.41/397,026.80 = 87,206.15/x
  3. Step 3: Cross multiply
    264,741.41x = 397,026.80 × 87,206.15
  4. Step 4: Simplify right side
    264,741.41x = 34,623,179,558.38
  5. Step 5: Solve for x
    x = 34,623,179,558.38/264,741.41
  6. Step 6: Final answer
    x = 130,781.12

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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.