Home / 116,871.20-175,306.80-112,205.60

Finding the Fourth Proportional to 116,871.20, 175,306.80 and 112,205.60

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Solution

The fourth proportional to 116,871.20, 175,306.80 and 112,205.60 is: 168,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,871.20 : 175,306.80 = 112,205.60 : x
  2. Step 2: Convert to fraction form
    116,871.20/175,306.80 = 112,205.60/x
  3. Step 3: Cross multiply
    116,871.20x = 175,306.80 × 112,205.60
  4. Step 4: Simplify right side
    116,871.20x = 19,670,404,678.08
  5. Step 5: Solve for x
    x = 19,670,404,678.08/116,871.20
  6. Step 6: Final answer
    x = 168,308.40

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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.