Home / 156,715.60-234,968.92-56,862.84

Finding the Fourth Proportional to 156,715.60, 234,968.92 and 56,862.84

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Solution

The fourth proportional to 156,715.60, 234,968.92 and 56,862.84 is: 85,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,715.60 : 234,968.92 = 56,862.84 : x
  2. Step 2: Convert to fraction form
    156,715.60/234,968.92 = 56,862.84/x
  3. Step 3: Cross multiply
    156,715.60x = 234,968.92 × 56,862.84
  4. Step 4: Simplify right side
    156,715.60x = 13,361,000,102.93
  5. Step 5: Solve for x
    x = 13,361,000,102.93/156,715.60
  6. Step 6: Final answer
    x = 85,256.35

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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.