Home / 125,927.67-187,970.16-110,981.35

Finding the Fourth Proportional to 125,927.67, 187,970.16 and 110,981.35

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Solution

The fourth proportional to 125,927.67, 187,970.16 and 110,981.35 is: 165,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,927.67 : 187,970.16 = 110,981.35 : x
  2. Step 2: Convert to fraction form
    125,927.67/187,970.16 = 110,981.35/x
  3. Step 3: Cross multiply
    125,927.67x = 187,970.16 × 110,981.35
  4. Step 4: Simplify right side
    125,927.67x = 20,861,182,116.52
  5. Step 5: Solve for x
    x = 20,861,182,116.52/125,927.67
  6. Step 6: Final answer
    x = 165,660.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.