Home / 157,440.60-236,007.30-140,851.80

Finding the Fourth Proportional to 157,440.60, 236,007.30 and 140,851.80

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Solution

The fourth proportional to 157,440.60, 236,007.30 and 140,851.80 is: 211,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,440.60 : 236,007.30 = 140,851.80 : x
  2. Step 2: Convert to fraction form
    157,440.60/236,007.30 = 140,851.80/x
  3. Step 3: Cross multiply
    157,440.60x = 236,007.30 × 140,851.80
  4. Step 4: Simplify right side
    157,440.60x = 33,242,053,018.14
  5. Step 5: Solve for x
    x = 33,242,053,018.14/157,440.60
  6. Step 6: Final answer
    x = 211,140.28

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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.