Home / 156,213.28-234,271.45-56,360.49

Finding the Fourth Proportional to 156,213.28, 234,271.45 and 56,360.49

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Solution

The fourth proportional to 156,213.28, 234,271.45 and 56,360.49 is: 84,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,213.28 : 234,271.45 = 56,360.49 : x
  2. Step 2: Convert to fraction form
    156,213.28/234,271.45 = 56,360.49/x
  3. Step 3: Cross multiply
    156,213.28x = 234,271.45 × 56,360.49
  4. Step 4: Simplify right side
    156,213.28x = 13,203,653,715.01
  5. Step 5: Solve for x
    x = 13,203,653,715.01/156,213.28
  6. Step 6: Final answer
    x = 84,523.25

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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.