Home / 156,586.32-216,083.16-84,963.96

Finding the Fourth Proportional to 156,586.32, 216,083.16 and 84,963.96

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Solution

The fourth proportional to 156,586.32, 216,083.16 and 84,963.96 is: 117,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,586.32 : 216,083.16 = 84,963.96 : x
  2. Step 2: Convert to fraction form
    156,586.32/216,083.16 = 84,963.96/x
  3. Step 3: Cross multiply
    156,586.32x = 216,083.16 × 84,963.96
  4. Step 4: Simplify right side
    156,586.32x = 18,359,280,962.91
  5. Step 5: Solve for x
    x = 18,359,280,962.91/156,586.32
  6. Step 6: Final answer
    x = 117,247.03

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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.