Home / 175,436.40-263,157.06-57,108.36

Finding the Fourth Proportional to 175,436.40, 263,157.06 and 57,108.36

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Solution

The fourth proportional to 175,436.40, 263,157.06 and 57,108.36 is: 85,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,436.40 : 263,157.06 = 57,108.36 : x
  2. Step 2: Convert to fraction form
    175,436.40/263,157.06 = 57,108.36/x
  3. Step 3: Cross multiply
    175,436.40x = 263,157.06 × 57,108.36
  4. Step 4: Simplify right side
    175,436.40x = 15,028,468,119.02
  5. Step 5: Solve for x
    x = 15,028,468,119.02/175,436.40
  6. Step 6: Final answer
    x = 85,663.34

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1.5x scale

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.