Home / 156,523.53-216,002.49-88,539.06

Finding the Fourth Proportional to 156,523.53, 216,002.49 and 88,539.06

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Solution

The fourth proportional to 156,523.53, 216,002.49 and 88,539.06 is: 122,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,523.53 : 216,002.49 = 88,539.06 : x
  2. Step 2: Convert to fraction form
    156,523.53/216,002.49 = 88,539.06/x
  3. Step 3: Cross multiply
    156,523.53x = 216,002.49 × 88,539.06
  4. Step 4: Simplify right side
    156,523.53x = 19,124,657,422.26
  5. Step 5: Solve for x
    x = 19,124,657,422.26/156,523.53
  6. Step 6: Final answer
    x = 122,183.91

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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.