Home / 252,740.88-348,783.99-139,563.60

Finding the Fourth Proportional to 252,740.88, 348,783.99 and 139,563.60

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Solution

The fourth proportional to 252,740.88, 348,783.99 and 139,563.60 is: 192,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,740.88 : 348,783.99 = 139,563.60 : x
  2. Step 2: Convert to fraction form
    252,740.88/348,783.99 = 139,563.60/x
  3. Step 3: Cross multiply
    252,740.88x = 348,783.99 × 139,563.60
  4. Step 4: Simplify right side
    252,740.88x = 48,677,549,266.76
  5. Step 5: Solve for x
    x = 48,677,549,266.76/252,740.88
  6. Step 6: Final answer
    x = 192,598.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.