Home / 156,899.17-235,343.28-50,281.55

Finding the Fourth Proportional to 156,899.17, 235,343.28 and 50,281.55

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Solution

The fourth proportional to 156,899.17, 235,343.28 and 50,281.55 is: 75,420.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,899.17 : 235,343.28 = 50,281.55 : x
  2. Step 2: Convert to fraction form
    156,899.17/235,343.28 = 50,281.55/x
  3. Step 3: Cross multiply
    156,899.17x = 235,343.28 × 50,281.55
  4. Step 4: Simplify right side
    156,899.17x = 11,833,425,488.84
  5. Step 5: Solve for x
    x = 11,833,425,488.84/156,899.17
  6. Step 6: Final answer
    x = 75,420.58

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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.