Home / 154,325.04-231,509.74-47,717.30

Finding the Fourth Proportional to 154,325.04, 231,509.74 and 47,717.30

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Solution

The fourth proportional to 154,325.04, 231,509.74 and 47,717.30 is: 71,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,325.04 : 231,509.74 = 47,717.30 : x
  2. Step 2: Convert to fraction form
    154,325.04/231,509.74 = 47,717.30/x
  3. Step 3: Cross multiply
    154,325.04x = 231,509.74 × 47,717.30
  4. Step 4: Simplify right side
    154,325.04x = 11,047,019,716.50
  5. Step 5: Solve for x
    x = 11,047,019,716.50/154,325.04
  6. Step 6: Final answer
    x = 71,582.81

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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.