Home / 54,740.34-75,555.90-35,672.40

Finding the Fourth Proportional to 54,740.34, 75,555.90 and 35,672.40

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Solution

The fourth proportional to 54,740.34, 75,555.90 and 35,672.40 is: 49,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.34 : 75,555.90 = 35,672.40 : x
  2. Step 2: Convert to fraction form
    54,740.34/75,555.90 = 35,672.40/x
  3. Step 3: Cross multiply
    54,740.34x = 75,555.90 × 35,672.40
  4. Step 4: Simplify right side
    54,740.34x = 2,695,260,287.16
  5. Step 5: Solve for x
    x = 2,695,260,287.16/54,740.34
  6. Step 6: Final answer
    x = 49,237.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.