Home / 99,025.40-148,576.96-43,582.52

Finding the Fourth Proportional to 99,025.40, 148,576.96 and 43,582.52

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Solution

The fourth proportional to 99,025.40, 148,576.96 and 43,582.52 is: 65,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.40 : 148,576.96 = 43,582.52 : x
  2. Step 2: Convert to fraction form
    99,025.40/148,576.96 = 43,582.52/x
  3. Step 3: Cross multiply
    99,025.40x = 148,576.96 × 43,582.52
  4. Step 4: Simplify right side
    99,025.40x = 6,475,358,330.74
  5. Step 5: Solve for x
    x = 6,475,358,330.74/99,025.40
  6. Step 6: Final answer
    x = 65,390.88

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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.