Home / 120,501.33-180,750.98-36,261.06

Finding the Fourth Proportional to 120,501.33, 180,750.98 and 36,261.06

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Solution

The fourth proportional to 120,501.33, 180,750.98 and 36,261.06 is: 54,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,501.33 : 180,750.98 = 36,261.06 : x
  2. Step 2: Convert to fraction form
    120,501.33/180,750.98 = 36,261.06/x
  3. Step 3: Cross multiply
    120,501.33x = 180,750.98 × 36,261.06
  4. Step 4: Simplify right side
    120,501.33x = 6,554,221,949.53
  5. Step 5: Solve for x
    x = 6,554,221,949.53/120,501.33
  6. Step 6: Final answer
    x = 54,391.28

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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.