Home / 176,003.20-264,004.80-87,222.40

Finding the Fourth Proportional to 176,003.20, 264,004.80 and 87,222.40

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Solution

The fourth proportional to 176,003.20, 264,004.80 and 87,222.40 is: 130,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,003.20 : 264,004.80 = 87,222.40 : x
  2. Step 2: Convert to fraction form
    176,003.20/264,004.80 = 87,222.40/x
  3. Step 3: Cross multiply
    176,003.20x = 264,004.80 × 87,222.40
  4. Step 4: Simplify right side
    176,003.20x = 23,027,132,267.52
  5. Step 5: Solve for x
    x = 23,027,132,267.52/176,003.20
  6. Step 6: Final answer
    x = 130,833.60

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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.