Home / 156,969.90-235,454.85-93,984.30

Finding the Fourth Proportional to 156,969.90, 235,454.85 and 93,984.30

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Solution

The fourth proportional to 156,969.90, 235,454.85 and 93,984.30 is: 140,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,969.90 : 235,454.85 = 93,984.30 : x
  2. Step 2: Convert to fraction form
    156,969.90/235,454.85 = 93,984.30/x
  3. Step 3: Cross multiply
    156,969.90x = 235,454.85 × 93,984.30
  4. Step 4: Simplify right side
    156,969.90x = 22,129,059,258.86
  5. Step 5: Solve for x
    x = 22,129,059,258.86/156,969.90
  6. Step 6: Final answer
    x = 140,976.45

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1.5x scale

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.