Home / 125,000.95-187,561.11-58,431.41

Finding the Fourth Proportional to 125,000.95, 187,561.11 and 58,431.41

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Solution

The fourth proportional to 125,000.95, 187,561.11 and 58,431.41 is: 87,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,000.95 : 187,561.11 = 58,431.41 : x
  2. Step 2: Convert to fraction form
    125,000.95/187,561.11 = 58,431.41/x
  3. Step 3: Cross multiply
    125,000.95x = 187,561.11 × 58,431.41
  4. Step 4: Simplify right side
    125,000.95x = 10,959,460,118.47
  5. Step 5: Solve for x
    x = 10,959,460,118.47/125,000.95
  6. Step 6: Final answer
    x = 87,675.01

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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.