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Finding the Fourth Proportional to 177,368.89, 244,774.47 and 100,899.07

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Solution

The fourth proportional to 177,368.89, 244,774.47 and 100,899.07 is: 139,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,368.89 : 244,774.47 = 100,899.07 : x
  2. Step 2: Convert to fraction form
    177,368.89/244,774.47 = 100,899.07/x
  3. Step 3: Cross multiply
    177,368.89x = 244,774.47 × 100,899.07
  4. Step 4: Simplify right side
    177,368.89x = 24,697,516,382.74
  5. Step 5: Solve for x
    x = 24,697,516,382.74/177,368.89
  6. Step 6: Final answer
    x = 139,243.79

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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.