Home / 338,095.44-507,148.92-127,832.40

Finding the Fourth Proportional to 338,095.44, 507,148.92 and 127,832.40

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Solution

The fourth proportional to 338,095.44, 507,148.92 and 127,832.40 is: 191,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,095.44 : 507,148.92 = 127,832.40 : x
  2. Step 2: Convert to fraction form
    338,095.44/507,148.92 = 127,832.40/x
  3. Step 3: Cross multiply
    338,095.44x = 507,148.92 × 127,832.40
  4. Step 4: Simplify right side
    338,095.44x = 64,830,063,601.01
  5. Step 5: Solve for x
    x = 64,830,063,601.01/338,095.44
  6. Step 6: Final answer
    x = 191,750.78

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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.