Home / 105,780.60-158,622.30-46,585.80

Finding the Fourth Proportional to 105,780.60, 158,622.30 and 46,585.80

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Solution

The fourth proportional to 105,780.60, 158,622.30 and 46,585.80 is: 69,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,780.60 : 158,622.30 = 46,585.80 : x
  2. Step 2: Convert to fraction form
    105,780.60/158,622.30 = 46,585.80/x
  3. Step 3: Cross multiply
    105,780.60x = 158,622.30 × 46,585.80
  4. Step 4: Simplify right side
    105,780.60x = 7,389,546,743.34
  5. Step 5: Solve for x
    x = 7,389,546,743.34/105,780.60
  6. Step 6: Final answer
    x = 69,857.30

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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.