Home / 249,707.32-374,612.82-83,491

Finding the Fourth Proportional to 249,707.32, 374,612.82 and 83,491

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Solution

The fourth proportional to 249,707.32, 374,612.82 and 83,491 is: 125,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,707.32 : 374,612.82 = 83,491 : x
  2. Step 2: Convert to fraction form
    249,707.32/374,612.82 = 83,491/x
  3. Step 3: Cross multiply
    249,707.32x = 374,612.82 × 83,491
  4. Step 4: Simplify right side
    249,707.32x = 31,276,798,954.62
  5. Step 5: Solve for x
    x = 31,276,798,954.62/249,707.32
  6. Step 6: Final answer
    x = 125,253.83

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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.