Home / 193,688.18-290,532.28-53,446.82

Finding the Fourth Proportional to 193,688.18, 290,532.28 and 53,446.82

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Solution

The fourth proportional to 193,688.18, 290,532.28 and 53,446.82 is: 80,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,688.18 : 290,532.28 = 53,446.82 : x
  2. Step 2: Convert to fraction form
    193,688.18/290,532.28 = 53,446.82/x
  3. Step 3: Cross multiply
    193,688.18x = 290,532.28 × 53,446.82
  4. Step 4: Simplify right side
    193,688.18x = 15,528,026,473.35
  5. Step 5: Solve for x
    x = 15,528,026,473.35/193,688.18
  6. Step 6: Final answer
    x = 80,170.23

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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.