Home / 104,039.10-156,058.65-56,799.90

Finding the Fourth Proportional to 104,039.10, 156,058.65 and 56,799.90

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Solution

The fourth proportional to 104,039.10, 156,058.65 and 56,799.90 is: 85,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,039.10 : 156,058.65 = 56,799.90 : x
  2. Step 2: Convert to fraction form
    104,039.10/156,058.65 = 56,799.90/x
  3. Step 3: Cross multiply
    104,039.10x = 156,058.65 × 56,799.90
  4. Step 4: Simplify right side
    104,039.10x = 8,864,115,714.14
  5. Step 5: Solve for x
    x = 8,864,115,714.14/104,039.10
  6. Step 6: Final answer
    x = 85,199.85

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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.