Home / 249,664.40-374,496.60-99,927.80

Finding the Fourth Proportional to 249,664.40, 374,496.60 and 99,927.80

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Solution

The fourth proportional to 249,664.40, 374,496.60 and 99,927.80 is: 149,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,664.40 : 374,496.60 = 99,927.80 : x
  2. Step 2: Convert to fraction form
    249,664.40/374,496.60 = 99,927.80/x
  3. Step 3: Cross multiply
    249,664.40x = 374,496.60 × 99,927.80
  4. Step 4: Simplify right side
    249,664.40x = 37,422,621,345.48
  5. Step 5: Solve for x
    x = 37,422,621,345.48/249,664.40
  6. Step 6: Final answer
    x = 149,891.70

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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.