Home / 190,847.10-286,270.65-110,802.90

Finding the Fourth Proportional to 190,847.10, 286,270.65 and 110,802.90

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Solution

The fourth proportional to 190,847.10, 286,270.65 and 110,802.90 is: 166,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,847.10 : 286,270.65 = 110,802.90 : x
  2. Step 2: Convert to fraction form
    190,847.10/286,270.65 = 110,802.90/x
  3. Step 3: Cross multiply
    190,847.10x = 286,270.65 × 110,802.90
  4. Step 4: Simplify right side
    190,847.10x = 31,719,618,204.89
  5. Step 5: Solve for x
    x = 31,719,618,204.89/190,847.10
  6. Step 6: Final answer
    x = 166,204.35

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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.