Home / 249,824.20-374,785.59-72,332.68

Finding the Fourth Proportional to 249,824.20, 374,785.59 and 72,332.68

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Solution

The fourth proportional to 249,824.20, 374,785.59 and 72,332.68 is: 108,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,824.20 : 374,785.59 = 72,332.68 : x
  2. Step 2: Convert to fraction form
    249,824.20/374,785.59 = 72,332.68/x
  3. Step 3: Cross multiply
    249,824.20x = 374,785.59 × 72,332.68
  4. Step 4: Simplify right side
    249,824.20x = 27,109,246,150.08
  5. Step 5: Solve for x
    x = 27,109,246,150.08/249,824.20
  6. Step 6: Final answer
    x = 108,513.29

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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.