Home / 174,000.80-261,087.60-99,178.40

Finding the Fourth Proportional to 174,000.80, 261,087.60 and 99,178.40

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Solution

The fourth proportional to 174,000.80, 261,087.60 and 99,178.40 is: 148,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,000.80 : 261,087.60 = 99,178.40 : x
  2. Step 2: Convert to fraction form
    174,000.80/261,087.60 = 99,178.40/x
  3. Step 3: Cross multiply
    174,000.80x = 261,087.60 × 99,178.40
  4. Step 4: Simplify right side
    174,000.80x = 25,894,250,427.84
  5. Step 5: Solve for x
    x = 25,894,250,427.84/174,000.80
  6. Step 6: Final answer
    x = 148,816.85

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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.