Home / 292,200.06-438,359.64-132,199.14

Finding the Fourth Proportional to 292,200.06, 438,359.64 and 132,199.14

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Solution

The fourth proportional to 292,200.06, 438,359.64 and 132,199.14 is: 198,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,200.06 : 438,359.64 = 132,199.14 : x
  2. Step 2: Convert to fraction form
    292,200.06/438,359.64 = 132,199.14/x
  3. Step 3: Cross multiply
    292,200.06x = 438,359.64 × 132,199.14
  4. Step 4: Simplify right side
    292,200.06x = 57,950,767,418.71
  5. Step 5: Solve for x
    x = 57,950,767,418.71/292,200.06
  6. Step 6: Final answer
    x = 198,325.65

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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.