Home / 176,024.05-264,036.08-81,254.05

Finding the Fourth Proportional to 176,024.05, 264,036.08 and 81,254.05

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Solution

The fourth proportional to 176,024.05, 264,036.08 and 81,254.05 is: 121,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,024.05 : 264,036.08 = 81,254.05 : x
  2. Step 2: Convert to fraction form
    176,024.05/264,036.08 = 81,254.05/x
  3. Step 3: Cross multiply
    176,024.05x = 264,036.08 × 81,254.05
  4. Step 4: Simplify right side
    176,024.05x = 21,454,000,439.85
  5. Step 5: Solve for x
    x = 21,454,000,439.85/176,024.05
  6. Step 6: Final answer
    x = 121,881.08

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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.