Home / 157,783.92-236,500.56-120,220.14

Finding the Fourth Proportional to 157,783.92, 236,500.56 and 120,220.14

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Solution

The fourth proportional to 157,783.92, 236,500.56 and 120,220.14 is: 180,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,783.92 : 236,500.56 = 120,220.14 : x
  2. Step 2: Convert to fraction form
    157,783.92/236,500.56 = 120,220.14/x
  3. Step 3: Cross multiply
    157,783.92x = 236,500.56 × 120,220.14
  4. Step 4: Simplify right side
    157,783.92x = 28,432,130,433.28
  5. Step 5: Solve for x
    x = 28,432,130,433.28/157,783.92
  6. Step 6: Final answer
    x = 180,196.63

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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.