Home / 54,595.08-75,341.34-30,722.04

Finding the Fourth Proportional to 54,595.08, 75,341.34 and 30,722.04

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Solution

The fourth proportional to 54,595.08, 75,341.34 and 30,722.04 is: 42,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,595.08 : 75,341.34 = 30,722.04 : x
  2. Step 2: Convert to fraction form
    54,595.08/75,341.34 = 30,722.04/x
  3. Step 3: Cross multiply
    54,595.08x = 75,341.34 × 30,722.04
  4. Step 4: Simplify right side
    54,595.08x = 2,314,639,661.13
  5. Step 5: Solve for x
    x = 2,314,639,661.13/54,595.08
  6. Step 6: Final answer
    x = 42,396.49

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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.