Home / 127,860.90-176,523.65-113,674.49

Finding the Fourth Proportional to 127,860.90, 176,523.65 and 113,674.49

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Solution

The fourth proportional to 127,860.90, 176,523.65 and 113,674.49 is: 156,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,860.90 : 176,523.65 = 113,674.49 : x
  2. Step 2: Convert to fraction form
    127,860.90/176,523.65 = 113,674.49/x
  3. Step 3: Cross multiply
    127,860.90x = 176,523.65 × 113,674.49
  4. Step 4: Simplify right side
    127,860.90x = 20,066,234,435.70
  5. Step 5: Solve for x
    x = 20,066,234,435.70/127,860.90
  6. Step 6: Final answer
    x = 156,938.00

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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.