Home / 156,977.10-235,323.22-57,066.72

Finding the Fourth Proportional to 156,977.10, 235,323.22 and 57,066.72

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Solution

The fourth proportional to 156,977.10, 235,323.22 and 57,066.72 is: 85,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,977.10 : 235,323.22 = 57,066.72 : x
  2. Step 2: Convert to fraction form
    156,977.10/235,323.22 = 57,066.72/x
  3. Step 3: Cross multiply
    156,977.10x = 235,323.22 × 57,066.72
  4. Step 4: Simplify right side
    156,977.10x = 13,429,124,305.24
  5. Step 5: Solve for x
    x = 13,429,124,305.24/156,977.10
  6. Step 6: Final answer
    x = 85,548.30

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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.