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Finding the Fourth Proportional to 173,653.38, 239,642.82 and 101,099.52

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Solution

The fourth proportional to 173,653.38, 239,642.82 and 101,099.52 is: 139,518.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,653.38 : 239,642.82 = 101,099.52 : x
  2. Step 2: Convert to fraction form
    173,653.38/239,642.82 = 101,099.52/x
  3. Step 3: Cross multiply
    173,653.38x = 239,642.82 × 101,099.52
  4. Step 4: Simplify right side
    173,653.38x = 24,227,774,073.45
  5. Step 5: Solve for x
    x = 24,227,774,073.45/173,653.38
  6. Step 6: Final answer
    x = 139,518.01

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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.