Home / 116,870.20-174,959.70-104,428.60

Finding the Fourth Proportional to 116,870.20, 174,959.70 and 104,428.60

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Solution

The fourth proportional to 116,870.20, 174,959.70 and 104,428.60 is: 156,334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,870.20 : 174,959.70 = 104,428.60 : x
  2. Step 2: Convert to fraction form
    116,870.20/174,959.70 = 104,428.60/x
  3. Step 3: Cross multiply
    116,870.20x = 174,959.70 × 104,428.60
  4. Step 4: Simplify right side
    116,870.20x = 18,270,796,527.42
  5. Step 5: Solve for x
    x = 18,270,796,527.42/116,870.20
  6. Step 6: Final answer
    x = 156,334.09

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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.