Home / 180,525.40-249,134.26-99,961.84

Finding the Fourth Proportional to 180,525.40, 249,134.26 and 99,961.84

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Solution

The fourth proportional to 180,525.40, 249,134.26 and 99,961.84 is: 137,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,525.40 : 249,134.26 = 99,961.84 : x
  2. Step 2: Convert to fraction form
    180,525.40/249,134.26 = 99,961.84/x
  3. Step 3: Cross multiply
    180,525.40x = 249,134.26 × 99,961.84
  4. Step 4: Simplify right side
    180,525.40x = 24,903,919,036.64
  5. Step 5: Solve for x
    x = 24,903,919,036.64/180,525.40
  6. Step 6: Final answer
    x = 137,952.44

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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.