Home / 314,984.45-434,690.12-179,041.27

Finding the Fourth Proportional to 314,984.45, 434,690.12 and 179,041.27

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Solution

The fourth proportional to 314,984.45, 434,690.12 and 179,041.27 is: 247,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,984.45 : 434,690.12 = 179,041.27 : x
  2. Step 2: Convert to fraction form
    314,984.45/434,690.12 = 179,041.27/x
  3. Step 3: Cross multiply
    314,984.45x = 434,690.12 × 179,041.27
  4. Step 4: Simplify right side
    314,984.45x = 77,827,471,141.25
  5. Step 5: Solve for x
    x = 77,827,471,141.25/314,984.45
  6. Step 6: Final answer
    x = 247,083.53

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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.