Home / 236,026.85-354,348.98-140,139.12

Finding the Fourth Proportional to 236,026.85, 354,348.98 and 140,139.12

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Solution

The fourth proportional to 236,026.85, 354,348.98 and 140,139.12 is: 210,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,026.85 : 354,348.98 = 140,139.12 : x
  2. Step 2: Convert to fraction form
    236,026.85/354,348.98 = 140,139.12/x
  3. Step 3: Cross multiply
    236,026.85x = 354,348.98 × 140,139.12
  4. Step 4: Simplify right side
    236,026.85x = 49,658,152,518.49
  5. Step 5: Solve for x
    x = 49,658,152,518.49/236,026.85
  6. Step 6: Final answer
    x = 210,391.96

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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.