Home / 156,987.10-235,480.65-63,492.85

Finding the Fourth Proportional to 156,987.10, 235,480.65 and 63,492.85

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Solution

The fourth proportional to 156,987.10, 235,480.65 and 63,492.85 is: 95,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,987.10 : 235,480.65 = 63,492.85 : x
  2. Step 2: Convert to fraction form
    156,987.10/235,480.65 = 63,492.85/x
  3. Step 3: Cross multiply
    156,987.10x = 235,480.65 × 63,492.85
  4. Step 4: Simplify right side
    156,987.10x = 14,951,337,588.35
  5. Step 5: Solve for x
    x = 14,951,337,588.35/156,987.10
  6. Step 6: Final answer
    x = 95,239.28

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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.