Home / 190,851.60-286,287.25-48,698.12

Finding the Fourth Proportional to 190,851.60, 286,287.25 and 48,698.12

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Solution

The fourth proportional to 190,851.60, 286,287.25 and 48,698.12 is: 73,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,851.60 : 286,287.25 = 48,698.12 : x
  2. Step 2: Convert to fraction form
    190,851.60/286,287.25 = 48,698.12/x
  3. Step 3: Cross multiply
    190,851.60x = 286,287.25 × 48,698.12
  4. Step 4: Simplify right side
    190,851.60x = 13,941,650,872.03
  5. Step 5: Solve for x
    x = 13,941,650,872.03/190,851.60
  6. Step 6: Final answer
    x = 73,049.69

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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.