Home / 265,026.24-397,455.12-87,500.16

Finding the Fourth Proportional to 265,026.24, 397,455.12 and 87,500.16

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Solution

The fourth proportional to 265,026.24, 397,455.12 and 87,500.16 is: 131,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,026.24 : 397,455.12 = 87,500.16 : x
  2. Step 2: Convert to fraction form
    265,026.24/397,455.12 = 87,500.16/x
  3. Step 3: Cross multiply
    265,026.24x = 397,455.12 × 87,500.16
  4. Step 4: Simplify right side
    265,026.24x = 34,777,386,592.82
  5. Step 5: Solve for x
    x = 34,777,386,592.82/265,026.24
  6. Step 6: Final answer
    x = 131,222.43

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1.5x scale

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.