Home / 193,549.50-290,348.85-53,308.13

Finding the Fourth Proportional to 193,549.50, 290,348.85 and 53,308.13

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Solution

The fourth proportional to 193,549.50, 290,348.85 and 53,308.13 is: 79,968.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,549.50 : 290,348.85 = 53,308.13 : x
  2. Step 2: Convert to fraction form
    193,549.50/290,348.85 = 53,308.13/x
  3. Step 3: Cross multiply
    193,549.50x = 290,348.85 × 53,308.13
  4. Step 4: Simplify right side
    193,549.50x = 15,477,952,989.31
  5. Step 5: Solve for x
    x = 15,477,952,989.31/193,549.50
  6. Step 6: Final answer
    x = 79,968.96

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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.