Home / 163,824.12-245,795.31-57,223.87

Finding the Fourth Proportional to 163,824.12, 245,795.31 and 57,223.87

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Solution

The fourth proportional to 163,824.12, 245,795.31 and 57,223.87 is: 85,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,824.12 : 245,795.31 = 57,223.87 : x
  2. Step 2: Convert to fraction form
    163,824.12/245,795.31 = 57,223.87/x
  3. Step 3: Cross multiply
    163,824.12x = 245,795.31 × 57,223.87
  4. Step 4: Simplify right side
    163,824.12x = 14,065,358,251.56
  5. Step 5: Solve for x
    x = 14,065,358,251.56/163,824.12
  6. Step 6: Final answer
    x = 85,856.46

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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.