Home / 99,596.08-137,441.34-54,276.04

Finding the Fourth Proportional to 99,596.08, 137,441.34 and 54,276.04

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Solution

The fourth proportional to 99,596.08, 137,441.34 and 54,276.04 is: 74,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,596.08 : 137,441.34 = 54,276.04 : x
  2. Step 2: Convert to fraction form
    99,596.08/137,441.34 = 54,276.04/x
  3. Step 3: Cross multiply
    99,596.08x = 137,441.34 × 54,276.04
  4. Step 4: Simplify right side
    99,596.08x = 7,459,771,667.49
  5. Step 5: Solve for x
    x = 7,459,771,667.49/99,596.08
  6. Step 6: Final answer
    x = 74,900.25

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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.