Home / 156,439.47-234,518.80-56,576.19

Finding the Fourth Proportional to 156,439.47, 234,518.80 and 56,576.19

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Solution

The fourth proportional to 156,439.47, 234,518.80 and 56,576.19 is: 84,813.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,439.47 : 234,518.80 = 56,576.19 : x
  2. Step 2: Convert to fraction form
    156,439.47/234,518.80 = 56,576.19/x
  3. Step 3: Cross multiply
    156,439.47x = 234,518.80 × 56,576.19
  4. Step 4: Simplify right side
    156,439.47x = 13,268,180,187.37
  5. Step 5: Solve for x
    x = 13,268,180,187.37/156,439.47
  6. Step 6: Final answer
    x = 84,813.51

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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.