Home / 176,002.90-264,004.35-87,270.10

Finding the Fourth Proportional to 176,002.90, 264,004.35 and 87,270.10

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Solution

The fourth proportional to 176,002.90, 264,004.35 and 87,270.10 is: 130,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,002.90 : 264,004.35 = 87,270.10 : x
  2. Step 2: Convert to fraction form
    176,002.90/264,004.35 = 87,270.10/x
  3. Step 3: Cross multiply
    176,002.90x = 264,004.35 × 87,270.10
  4. Step 4: Simplify right side
    176,002.90x = 23,039,686,024.94
  5. Step 5: Solve for x
    x = 23,039,686,024.94/176,002.90
  6. Step 6: Final answer
    x = 130,905.15

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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.