Home / 249,603.42-344,412.90-142,175.58

Finding the Fourth Proportional to 249,603.42, 344,412.90 and 142,175.58

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Solution

The fourth proportional to 249,603.42, 344,412.90 and 142,175.58 is: 196,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,603.42 : 344,412.90 = 142,175.58 : x
  2. Step 2: Convert to fraction form
    249,603.42/344,412.90 = 142,175.58/x
  3. Step 3: Cross multiply
    249,603.42x = 344,412.90 × 142,175.58
  4. Step 4: Simplify right side
    249,603.42x = 48,967,103,816.98
  5. Step 5: Solve for x
    x = 48,967,103,816.98/249,603.42
  6. Step 6: Final answer
    x = 196,179.62

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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.