Home / 96,315.20-144,429.60-43,697.60

Finding the Fourth Proportional to 96,315.20, 144,429.60 and 43,697.60

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Solution

The fourth proportional to 96,315.20, 144,429.60 and 43,697.60 is: 65,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,315.20 : 144,429.60 = 43,697.60 : x
  2. Step 2: Convert to fraction form
    96,315.20/144,429.60 = 43,697.60/x
  3. Step 3: Cross multiply
    96,315.20x = 144,429.60 × 43,697.60
  4. Step 4: Simplify right side
    96,315.20x = 6,311,226,888.96
  5. Step 5: Solve for x
    x = 6,311,226,888.96/96,315.20
  6. Step 6: Final answer
    x = 65,526.80

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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.