Home / 156,984.90-235,477.35-93,999.30

Finding the Fourth Proportional to 156,984.90, 235,477.35 and 93,999.30

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Solution

The fourth proportional to 156,984.90, 235,477.35 and 93,999.30 is: 140,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,984.90 : 235,477.35 = 93,999.30 : x
  2. Step 2: Convert to fraction form
    156,984.90/235,477.35 = 93,999.30/x
  3. Step 3: Cross multiply
    156,984.90x = 235,477.35 × 93,999.30
  4. Step 4: Simplify right side
    156,984.90x = 22,134,706,065.86
  5. Step 5: Solve for x
    x = 22,134,706,065.86/156,984.90
  6. Step 6: Final answer
    x = 140,998.95

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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.