Home / 156,504.48-234,774.96-56,711.68

Finding the Fourth Proportional to 156,504.48, 234,774.96 and 56,711.68

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Solution

The fourth proportional to 156,504.48, 234,774.96 and 56,711.68 is: 85,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,504.48 : 234,774.96 = 56,711.68 : x
  2. Step 2: Convert to fraction form
    156,504.48/234,774.96 = 56,711.68/x
  3. Step 3: Cross multiply
    156,504.48x = 234,774.96 × 56,711.68
  4. Step 4: Simplify right side
    156,504.48x = 13,314,482,403.53
  5. Step 5: Solve for x
    x = 13,314,482,403.53/156,504.48
  6. Step 6: Final answer
    x = 85,074.13

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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.