Home / 249,550.11-374,473.40-91,889.28

Finding the Fourth Proportional to 249,550.11, 374,473.40 and 91,889.28

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Solution

The fourth proportional to 249,550.11, 374,473.40 and 91,889.28 is: 137,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,550.11 : 374,473.40 = 91,889.28 : x
  2. Step 2: Convert to fraction form
    249,550.11/374,473.40 = 91,889.28/x
  3. Step 3: Cross multiply
    249,550.11x = 374,473.40 × 91,889.28
  4. Step 4: Simplify right side
    249,550.11x = 34,410,090,645.71
  5. Step 5: Solve for x
    x = 34,410,090,645.71/249,550.11
  6. Step 6: Final answer
    x = 137,888.50

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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.