Home / 289,756.11-399,946.83-175,016.52

Finding the Fourth Proportional to 289,756.11, 399,946.83 and 175,016.52

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Solution

The fourth proportional to 289,756.11, 399,946.83 and 175,016.52 is: 241,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,756.11 : 399,946.83 = 175,016.52 : x
  2. Step 2: Convert to fraction form
    289,756.11/399,946.83 = 175,016.52/x
  3. Step 3: Cross multiply
    289,756.11x = 399,946.83 × 175,016.52
  4. Step 4: Simplify right side
    289,756.11x = 69,997,302,371.63
  5. Step 5: Solve for x
    x = 69,997,302,371.63/289,756.11
  6. Step 6: Final answer
    x = 241,573.17

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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.