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Finding the Fourth Proportional to 173,856.64, 239,866.08 and 97,364.32

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Solution

The fourth proportional to 173,856.64, 239,866.08 and 97,364.32 is: 134,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,856.64 : 239,866.08 = 97,364.32 : x
  2. Step 2: Convert to fraction form
    173,856.64/239,866.08 = 97,364.32/x
  3. Step 3: Cross multiply
    173,856.64x = 239,866.08 × 97,364.32
  4. Step 4: Simplify right side
    173,856.64x = 23,354,397,770.27
  5. Step 5: Solve for x
    x = 23,354,397,770.27/173,856.64
  6. Step 6: Final answer
    x = 134,331.35

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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.