Home / 190,937.30-286,211.55-112,010.90

Finding the Fourth Proportional to 190,937.30, 286,211.55 and 112,010.90

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Solution

The fourth proportional to 190,937.30, 286,211.55 and 112,010.90 is: 167,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,937.30 : 286,211.55 = 112,010.90 : x
  2. Step 2: Convert to fraction form
    190,937.30/286,211.55 = 112,010.90/x
  3. Step 3: Cross multiply
    190,937.30x = 286,211.55 × 112,010.90
  4. Step 4: Simplify right side
    190,937.30x = 32,058,813,305.90
  5. Step 5: Solve for x
    x = 32,058,813,305.90/190,937.30
  6. Step 6: Final answer
    x = 167,902.31

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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.