Home / 193,742.28-290,613.02-53,500.50

Finding the Fourth Proportional to 193,742.28, 290,613.02 and 53,500.50

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Solution

The fourth proportional to 193,742.28, 290,613.02 and 53,500.50 is: 80,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,742.28 : 290,613.02 = 53,500.50 : x
  2. Step 2: Convert to fraction form
    193,742.28/290,613.02 = 53,500.50/x
  3. Step 3: Cross multiply
    193,742.28x = 290,613.02 × 53,500.50
  4. Step 4: Simplify right side
    193,742.28x = 15,547,941,609.01
  5. Step 5: Solve for x
    x = 15,547,941,609.01/193,742.28
  6. Step 6: Final answer
    x = 80,250.64

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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.