Home / 54,784.70-75,602.55-30,584.25

Finding the Fourth Proportional to 54,784.70, 75,602.55 and 30,584.25

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Solution

The fourth proportional to 54,784.70, 75,602.55 and 30,584.25 is: 42,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,784.70 : 75,602.55 = 30,584.25 : x
  2. Step 2: Convert to fraction form
    54,784.70/75,602.55 = 30,584.25/x
  3. Step 3: Cross multiply
    54,784.70x = 75,602.55 × 30,584.25
  4. Step 4: Simplify right side
    54,784.70x = 2,312,247,289.84
  5. Step 5: Solve for x
    x = 2,312,247,289.84/54,784.70
  6. Step 6: Final answer
    x = 42,206.08

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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.