Home / 99,527.94-137,439.84-63,241.34

Finding the Fourth Proportional to 99,527.94, 137,439.84 and 63,241.34

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Solution

The fourth proportional to 99,527.94, 137,439.84 and 63,241.34 is: 87,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,527.94 : 137,439.84 = 63,241.34 : x
  2. Step 2: Convert to fraction form
    99,527.94/137,439.84 = 63,241.34/x
  3. Step 3: Cross multiply
    99,527.94x = 137,439.84 × 63,241.34
  4. Step 4: Simplify right side
    99,527.94x = 8,691,878,726.63
  5. Step 5: Solve for x
    x = 8,691,878,726.63/99,527.94
  6. Step 6: Final answer
    x = 87,331.05

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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.