Home / 116,985.61-175,490.71-38,105.99

Finding the Fourth Proportional to 116,985.61, 175,490.71 and 38,105.99

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Solution

The fourth proportional to 116,985.61, 175,490.71 and 38,105.99 is: 57,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,985.61 : 175,490.71 = 38,105.99 : x
  2. Step 2: Convert to fraction form
    116,985.61/175,490.71 = 38,105.99/x
  3. Step 3: Cross multiply
    116,985.61x = 175,490.71 × 38,105.99
  4. Step 4: Simplify right side
    116,985.61x = 6,687,246,267.63
  5. Step 5: Solve for x
    x = 6,687,246,267.63/116,985.61
  6. Step 6: Final answer
    x = 57,162.98

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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.