Home / 94,887.20-142,330.80-52,896.80

Finding the Fourth Proportional to 94,887.20, 142,330.80 and 52,896.80

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Solution

The fourth proportional to 94,887.20, 142,330.80 and 52,896.80 is: 79,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887.20 : 142,330.80 = 52,896.80 : x
  2. Step 2: Convert to fraction form
    94,887.20/142,330.80 = 52,896.80/x
  3. Step 3: Cross multiply
    94,887.20x = 142,330.80 × 52,896.80
  4. Step 4: Simplify right side
    94,887.20x = 7,528,843,861.44
  5. Step 5: Solve for x
    x = 7,528,843,861.44/94,887.20
  6. Step 6: Final answer
    x = 79,345.20

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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.