Home / 249,552.36-344,342.61-142,124.49

Finding the Fourth Proportional to 249,552.36, 344,342.61 and 142,124.49

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Solution

The fourth proportional to 249,552.36, 344,342.61 and 142,124.49 is: 196,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,552.36 : 344,342.61 = 142,124.49 : x
  2. Step 2: Convert to fraction form
    249,552.36/344,342.61 = 142,124.49/x
  3. Step 3: Cross multiply
    249,552.36x = 344,342.61 × 142,124.49
  4. Step 4: Simplify right side
    249,552.36x = 48,939,517,831.52
  5. Step 5: Solve for x
    x = 48,939,517,831.52/249,552.36
  6. Step 6: Final answer
    x = 196,109.22

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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.