Home / 187,298.50-258,438.28-110,779.48

Finding the Fourth Proportional to 187,298.50, 258,438.28 and 110,779.48

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Solution

The fourth proportional to 187,298.50, 258,438.28 and 110,779.48 is: 152,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,298.50 : 258,438.28 = 110,779.48 : x
  2. Step 2: Convert to fraction form
    187,298.50/258,438.28 = 110,779.48/x
  3. Step 3: Cross multiply
    187,298.50x = 258,438.28 × 110,779.48
  4. Step 4: Simplify right side
    187,298.50x = 28,629,658,270.49
  5. Step 5: Solve for x
    x = 28,629,658,270.49/187,298.50
  6. Step 6: Final answer
    x = 152,855.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.