Home / 180,853.53-249,554.94-99,160.30

Finding the Fourth Proportional to 180,853.53, 249,554.94 and 99,160.30

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Solution

The fourth proportional to 180,853.53, 249,554.94 and 99,160.30 is: 136,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,853.53 : 249,554.94 = 99,160.30 : x
  2. Step 2: Convert to fraction form
    180,853.53/249,554.94 = 99,160.30/x
  3. Step 3: Cross multiply
    180,853.53x = 249,554.94 × 99,160.30
  4. Step 4: Simplify right side
    180,853.53x = 24,745,942,716.88
  5. Step 5: Solve for x
    x = 24,745,942,716.88/180,853.53
  6. Step 6: Final answer
    x = 136,828.64

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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.