Home / 279,416.25-385,594.43-152,092.76

Finding the Fourth Proportional to 279,416.25, 385,594.43 and 152,092.76

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Solution

The fourth proportional to 279,416.25, 385,594.43 and 152,092.76 is: 209,888.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,416.25 : 385,594.43 = 152,092.76 : x
  2. Step 2: Convert to fraction form
    279,416.25/385,594.43 = 152,092.76/x
  3. Step 3: Cross multiply
    279,416.25x = 385,594.43 × 152,092.76
  4. Step 4: Simplify right side
    279,416.25x = 58,646,118,410.89
  5. Step 5: Solve for x
    x = 58,646,118,410.89/279,416.25
  6. Step 6: Final answer
    x = 209,888.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.