Home / 249,836.60-374,625.30-91,983.80

Finding the Fourth Proportional to 249,836.60, 374,625.30 and 91,983.80

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Solution

The fourth proportional to 249,836.60, 374,625.30 and 91,983.80 is: 137,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,836.60 : 374,625.30 = 91,983.80 : x
  2. Step 2: Convert to fraction form
    249,836.60/374,625.30 = 91,983.80/x
  3. Step 3: Cross multiply
    249,836.60x = 374,625.30 × 91,983.80
  4. Step 4: Simplify right side
    249,836.60x = 34,459,458,670.14
  5. Step 5: Solve for x
    x = 34,459,458,670.14/249,836.60
  6. Step 6: Final answer
    x = 137,927.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.