Home / 48,945.40-73,446.90-17,783.80

Finding the Fourth Proportional to 48,945.40, 73,446.90 and 17,783.80

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Solution

The fourth proportional to 48,945.40, 73,446.90 and 17,783.80 is: 26,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,945.40 : 73,446.90 = 17,783.80 : x
  2. Step 2: Convert to fraction form
    48,945.40/73,446.90 = 17,783.80/x
  3. Step 3: Cross multiply
    48,945.40x = 73,446.90 × 17,783.80
  4. Step 4: Simplify right side
    48,945.40x = 1,306,164,980.22
  5. Step 5: Solve for x
    x = 1,306,164,980.22/48,945.40
  6. Step 6: Final answer
    x = 26,686.16

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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.