Home / 151,120.12-226,532.32-56,280.72

Finding the Fourth Proportional to 151,120.12, 226,532.32 and 56,280.72

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Solution

The fourth proportional to 151,120.12, 226,532.32 and 56,280.72 is: 84,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,120.12 : 226,532.32 = 56,280.72 : x
  2. Step 2: Convert to fraction form
    151,120.12/226,532.32 = 56,280.72/x
  3. Step 3: Cross multiply
    151,120.12x = 226,532.32 × 56,280.72
  4. Step 4: Simplify right side
    151,120.12x = 12,749,402,072.87
  5. Step 5: Solve for x
    x = 12,749,402,072.87/151,120.12
  6. Step 6: Final answer
    x = 84,366.01

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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.