Home / 125,101.57-187,432.74-104,176.23

Finding the Fourth Proportional to 125,101.57, 187,432.74 and 104,176.23

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Solution

The fourth proportional to 125,101.57, 187,432.74 and 104,176.23 is: 156,081.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,101.57 : 187,432.74 = 104,176.23 : x
  2. Step 2: Convert to fraction form
    125,101.57/187,432.74 = 104,176.23/x
  3. Step 3: Cross multiply
    125,101.57x = 187,432.74 × 104,176.23
  4. Step 4: Simplify right side
    125,101.57x = 19,526,036,231.77
  5. Step 5: Solve for x
    x = 19,526,036,231.77/125,101.57
  6. Step 6: Final answer
    x = 156,081.46

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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.