Home / 190,840.40-286,260.60-180,998.90

Finding the Fourth Proportional to 190,840.40, 286,260.60 and 180,998.90

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Solution

The fourth proportional to 190,840.40, 286,260.60 and 180,998.90 is: 271,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,840.40 : 286,260.60 = 180,998.90 : x
  2. Step 2: Convert to fraction form
    190,840.40/286,260.60 = 180,998.90/x
  3. Step 3: Cross multiply
    190,840.40x = 286,260.60 × 180,998.90
  4. Step 4: Simplify right side
    190,840.40x = 51,812,853,713.34
  5. Step 5: Solve for x
    x = 51,812,853,713.34/190,840.40
  6. Step 6: Final answer
    x = 271,498.35

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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.