Home / 120,065.04-179,954.40-55,937.16

Finding the Fourth Proportional to 120,065.04, 179,954.40 and 55,937.16

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Solution

The fourth proportional to 120,065.04, 179,954.40 and 55,937.16 is: 83,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,065.04 : 179,954.40 = 55,937.16 : x
  2. Step 2: Convert to fraction form
    120,065.04/179,954.40 = 55,937.16/x
  3. Step 3: Cross multiply
    120,065.04x = 179,954.40 × 55,937.16
  4. Step 4: Simplify right side
    120,065.04x = 10,066,138,065.50
  5. Step 5: Solve for x
    x = 10,066,138,065.50/120,065.04
  6. Step 6: Final answer
    x = 83,839.04

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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.