Home / 84,342.84-126,533.34-25,176.30

Finding the Fourth Proportional to 84,342.84, 126,533.34 and 25,176.30

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Solution

The fourth proportional to 84,342.84, 126,533.34 and 25,176.30 is: 37,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,342.84 : 126,533.34 = 25,176.30 : x
  2. Step 2: Convert to fraction form
    84,342.84/126,533.34 = 25,176.30/x
  3. Step 3: Cross multiply
    84,342.84x = 126,533.34 × 25,176.30
  4. Step 4: Simplify right side
    84,342.84x = 3,185,641,327.84
  5. Step 5: Solve for x
    x = 3,185,641,327.84/84,342.84
  6. Step 6: Final answer
    x = 37,770.15

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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.