Home / 172,622.40-238,196.88-97,156.32

Finding the Fourth Proportional to 172,622.40, 238,196.88 and 97,156.32

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Solution

The fourth proportional to 172,622.40, 238,196.88 and 97,156.32 is: 134,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,622.40 : 238,196.88 = 97,156.32 : x
  2. Step 2: Convert to fraction form
    172,622.40/238,196.88 = 97,156.32/x
  3. Step 3: Cross multiply
    172,622.40x = 238,196.88 × 97,156.32
  4. Step 4: Simplify right side
    172,622.40x = 23,142,332,296.28
  5. Step 5: Solve for x
    x = 23,142,332,296.28/172,622.40
  6. Step 6: Final answer
    x = 134,063.32

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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.