Home / 156,013.20-234,019.80-93,027.60

Finding the Fourth Proportional to 156,013.20, 234,019.80 and 93,027.60

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Solution

The fourth proportional to 156,013.20, 234,019.80 and 93,027.60 is: 139,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,013.20 : 234,019.80 = 93,027.60 : x
  2. Step 2: Convert to fraction form
    156,013.20/234,019.80 = 93,027.60/x
  3. Step 3: Cross multiply
    156,013.20x = 234,019.80 × 93,027.60
  4. Step 4: Simplify right side
    156,013.20x = 21,770,300,346.48
  5. Step 5: Solve for x
    x = 21,770,300,346.48/156,013.20
  6. Step 6: Final answer
    x = 139,541.40

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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.