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Finding the Fourth Proportional to 173,225.36, 238,978.68 and 116,538.32

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Solution

The fourth proportional to 173,225.36, 238,978.68 and 116,538.32 is: 160,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,225.36 : 238,978.68 = 116,538.32 : x
  2. Step 2: Convert to fraction form
    173,225.36/238,978.68 = 116,538.32/x
  3. Step 3: Cross multiply
    173,225.36x = 238,978.68 × 116,538.32
  4. Step 4: Simplify right side
    173,225.36x = 27,850,173,883.02
  5. Step 5: Solve for x
    x = 27,850,173,883.02/173,225.36
  6. Step 6: Final answer
    x = 160,774.23

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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.