Home / 117,173.24-175,723.50-42,283.68

Finding the Fourth Proportional to 117,173.24, 175,723.50 and 42,283.68

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Solution

The fourth proportional to 117,173.24, 175,723.50 and 42,283.68 is: 63,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,173.24 : 175,723.50 = 42,283.68 : x
  2. Step 2: Convert to fraction form
    117,173.24/175,723.50 = 42,283.68/x
  3. Step 3: Cross multiply
    117,173.24x = 175,723.50 × 42,283.68
  4. Step 4: Simplify right side
    117,173.24x = 7,430,236,242.48
  5. Step 5: Solve for x
    x = 7,430,236,242.48/117,173.24
  6. Step 6: Final answer
    x = 63,412.40

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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.