Home / 108,755.19-163,192.24-42,197.94

Finding the Fourth Proportional to 108,755.19, 163,192.24 and 42,197.94

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Solution

The fourth proportional to 108,755.19, 163,192.24 and 42,197.94 is: 63,319.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,755.19 : 163,192.24 = 42,197.94 : x
  2. Step 2: Convert to fraction form
    108,755.19/163,192.24 = 42,197.94/x
  3. Step 3: Cross multiply
    108,755.19x = 163,192.24 × 42,197.94
  4. Step 4: Simplify right side
    108,755.19x = 6,886,376,404.73
  5. Step 5: Solve for x
    x = 6,886,376,404.73/108,755.19
  6. Step 6: Final answer
    x = 63,319.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.