Home / 156,140.84-234,067.74-56,276.59

Finding the Fourth Proportional to 156,140.84, 234,067.74 and 56,276.59

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Solution

The fourth proportional to 156,140.84, 234,067.74 and 56,276.59 is: 84,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,140.84 : 234,067.74 = 56,276.59 : x
  2. Step 2: Convert to fraction form
    156,140.84/234,067.74 = 56,276.59/x
  3. Step 3: Cross multiply
    156,140.84x = 234,067.74 × 56,276.59
  4. Step 4: Simplify right side
    156,140.84x = 13,172,534,236.21
  5. Step 5: Solve for x
    x = 13,172,534,236.21/156,140.84
  6. Step 6: Final answer
    x = 84,363.16

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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.