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Finding the Fourth Proportional to 116,980.76, 175,483.43 and 38,101.13

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Solution

The fourth proportional to 116,980.76, 175,483.43 and 38,101.13 is: 57,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,980.76 : 175,483.43 = 38,101.13 : x
  2. Step 2: Convert to fraction form
    116,980.76/175,483.43 = 38,101.13/x
  3. Step 3: Cross multiply
    116,980.76x = 175,483.43 × 38,101.13
  4. Step 4: Simplify right side
    116,980.76x = 6,686,115,911.35
  5. Step 5: Solve for x
    x = 6,686,115,911.35/116,980.76
  6. Step 6: Final answer
    x = 57,155.69

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1.5x scale

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.