Home / 121,256.70-181,885.05-62,072.70

Finding the Fourth Proportional to 121,256.70, 181,885.05 and 62,072.70

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Solution

The fourth proportional to 121,256.70, 181,885.05 and 62,072.70 is: 93,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,256.70 : 181,885.05 = 62,072.70 : x
  2. Step 2: Convert to fraction form
    121,256.70/181,885.05 = 62,072.70/x
  3. Step 3: Cross multiply
    121,256.70x = 181,885.05 × 62,072.70
  4. Step 4: Simplify right side
    121,256.70x = 11,290,096,143.14
  5. Step 5: Solve for x
    x = 11,290,096,143.14/121,256.70
  6. Step 6: Final answer
    x = 93,109.05

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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.