Home / 190,682.10-286,023.15-155,252.70

Finding the Fourth Proportional to 190,682.10, 286,023.15 and 155,252.70

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Solution

The fourth proportional to 190,682.10, 286,023.15 and 155,252.70 is: 232,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,682.10 : 286,023.15 = 155,252.70 : x
  2. Step 2: Convert to fraction form
    190,682.10/286,023.15 = 155,252.70/x
  3. Step 3: Cross multiply
    190,682.10x = 286,023.15 × 155,252.70
  4. Step 4: Simplify right side
    190,682.10x = 44,405,866,300.01
  5. Step 5: Solve for x
    x = 44,405,866,300.01/190,682.10
  6. Step 6: Final answer
    x = 232,879.05

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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.