Home / 176,458.24-264,538.56-76,543.20

Finding the Fourth Proportional to 176,458.24, 264,538.56 and 76,543.20

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Solution

The fourth proportional to 176,458.24, 264,538.56 and 76,543.20 is: 114,750.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,458.24 : 264,538.56 = 76,543.20 : x
  2. Step 2: Convert to fraction form
    176,458.24/264,538.56 = 76,543.20/x
  3. Step 3: Cross multiply
    176,458.24x = 264,538.56 × 76,543.20
  4. Step 4: Simplify right side
    176,458.24x = 20,248,627,905.79
  5. Step 5: Solve for x
    x = 20,248,627,905.79/176,458.24
  6. Step 6: Final answer
    x = 114,750.25

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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.