Home / 227,851.60-341,777.40-139,205.20

Finding the Fourth Proportional to 227,851.60, 341,777.40 and 139,205.20

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Solution

The fourth proportional to 227,851.60, 341,777.40 and 139,205.20 is: 208,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,851.60 : 341,777.40 = 139,205.20 : x
  2. Step 2: Convert to fraction form
    227,851.60/341,777.40 = 139,205.20/x
  3. Step 3: Cross multiply
    227,851.60x = 341,777.40 × 139,205.20
  4. Step 4: Simplify right side
    227,851.60x = 47,577,191,322.48
  5. Step 5: Solve for x
    x = 47,577,191,322.48/227,851.60
  6. Step 6: Final answer
    x = 208,807.80

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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.