Home / 117,358.04-175,946.34-38,423

Finding the Fourth Proportional to 117,358.04, 175,946.34 and 38,423

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Solution

The fourth proportional to 117,358.04, 175,946.34 and 38,423 is: 57,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,358.04 : 175,946.34 = 38,423 : x
  2. Step 2: Convert to fraction form
    117,358.04/175,946.34 = 38,423/x
  3. Step 3: Cross multiply
    117,358.04x = 175,946.34 × 38,423
  4. Step 4: Simplify right side
    117,358.04x = 6,760,386,221.82
  5. Step 5: Solve for x
    x = 6,760,386,221.82/117,358.04
  6. Step 6: Final answer
    x = 57,604.80

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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.