Home / 116,709.90-175,068.45-45,629.70

Finding the Fourth Proportional to 116,709.90, 175,068.45 and 45,629.70

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Solution

The fourth proportional to 116,709.90, 175,068.45 and 45,629.70 is: 68,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,709.90 : 175,068.45 = 45,629.70 : x
  2. Step 2: Convert to fraction form
    116,709.90/175,068.45 = 45,629.70/x
  3. Step 3: Cross multiply
    116,709.90x = 175,068.45 × 45,629.70
  4. Step 4: Simplify right side
    116,709.90x = 7,988,320,852.97
  5. Step 5: Solve for x
    x = 7,988,320,852.97/116,709.90
  6. Step 6: Final answer
    x = 68,445.96

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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.