Home / 99,027.20-148,672.64-57,504

Finding the Fourth Proportional to 99,027.20, 148,672.64 and 57,504

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Solution

The fourth proportional to 99,027.20, 148,672.64 and 57,504 is: 86,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,027.20 : 148,672.64 = 57,504 : x
  2. Step 2: Convert to fraction form
    99,027.20/148,672.64 = 57,504/x
  3. Step 3: Cross multiply
    99,027.20x = 148,672.64 × 57,504
  4. Step 4: Simplify right side
    99,027.20x = 8,549,271,490.56
  5. Step 5: Solve for x
    x = 8,549,271,490.56/99,027.20
  6. Step 6: Final answer
    x = 86,332.56

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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.