Home / 116,810.20-175,215.30-42,928.60

Finding the Fourth Proportional to 116,810.20, 175,215.30 and 42,928.60

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Solution

The fourth proportional to 116,810.20, 175,215.30 and 42,928.60 is: 64,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,810.20 : 175,215.30 = 42,928.60 : x
  2. Step 2: Convert to fraction form
    116,810.20/175,215.30 = 42,928.60/x
  3. Step 3: Cross multiply
    116,810.20x = 175,215.30 × 42,928.60
  4. Step 4: Simplify right side
    116,810.20x = 7,521,747,527.58
  5. Step 5: Solve for x
    x = 7,521,747,527.58/116,810.20
  6. Step 6: Final answer
    x = 64,392.90

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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.