Home / 156,748.67-216,317.43-92,222.45

Finding the Fourth Proportional to 156,748.67, 216,317.43 and 92,222.45

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Solution

The fourth proportional to 156,748.67, 216,317.43 and 92,222.45 is: 127,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,748.67 : 216,317.43 = 92,222.45 : x
  2. Step 2: Convert to fraction form
    156,748.67/216,317.43 = 92,222.45/x
  3. Step 3: Cross multiply
    156,748.67x = 216,317.43 × 92,222.45
  4. Step 4: Simplify right side
    156,748.67x = 19,949,323,372.30
  5. Step 5: Solve for x
    x = 19,949,323,372.30/156,748.67
  6. Step 6: Final answer
    x = 127,269.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.