Home / 190,848.30-286,272.45-50,621.10

Finding the Fourth Proportional to 190,848.30, 286,272.45 and 50,621.10

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Solution

The fourth proportional to 190,848.30, 286,272.45 and 50,621.10 is: 75,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848.30 : 286,272.45 = 50,621.10 : x
  2. Step 2: Convert to fraction form
    190,848.30/286,272.45 = 50,621.10/x
  3. Step 3: Cross multiply
    190,848.30x = 286,272.45 × 50,621.10
  4. Step 4: Simplify right side
    190,848.30x = 14,491,426,318.70
  5. Step 5: Solve for x
    x = 14,491,426,318.70/190,848.30
  6. Step 6: Final answer
    x = 75,931.65

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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.