Home / 156,355.48-234,558.12-56,505.55

Finding the Fourth Proportional to 156,355.48, 234,558.12 and 56,505.55

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Solution

The fourth proportional to 156,355.48, 234,558.12 and 56,505.55 is: 84,767.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,355.48 : 234,558.12 = 56,505.55 : x
  2. Step 2: Convert to fraction form
    156,355.48/234,558.12 = 56,505.55/x
  3. Step 3: Cross multiply
    156,355.48x = 234,558.12 × 56,505.55
  4. Step 4: Simplify right side
    156,355.48x = 13,253,835,577.57
  5. Step 5: Solve for x
    x = 13,253,835,577.57/156,355.48
  6. Step 6: Final answer
    x = 84,767.32

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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.