Home / 68,045.06-93,902.19-38,237.06

Finding the Fourth Proportional to 68,045.06, 93,902.19 and 38,237.06

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Solution

The fourth proportional to 68,045.06, 93,902.19 and 38,237.06 is: 52,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.06 : 93,902.19 = 38,237.06 : x
  2. Step 2: Convert to fraction form
    68,045.06/93,902.19 = 38,237.06/x
  3. Step 3: Cross multiply
    68,045.06x = 93,902.19 × 38,237.06
  4. Step 4: Simplify right side
    68,045.06x = 3,590,543,764.53
  5. Step 5: Solve for x
    x = 3,590,543,764.53/68,045.06
  6. Step 6: Final answer
    x = 52,767.15

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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.