Home / 180,434.44-249,000-99,867.52

Finding the Fourth Proportional to 180,434.44, 249,000 and 99,867.52

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Solution

The fourth proportional to 180,434.44, 249,000 and 99,867.52 is: 137,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,434.44 : 249,000 = 99,867.52 : x
  2. Step 2: Convert to fraction form
    180,434.44/249,000 = 99,867.52/x
  3. Step 3: Cross multiply
    180,434.44x = 249,000 × 99,867.52
  4. Step 4: Simplify right side
    180,434.44x = 24,867,012,480
  5. Step 5: Solve for x
    x = 24,867,012,480/180,434.44
  6. Step 6: Final answer
    x = 137,817.44

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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.