Home / 249,606.42-344,417.04-142,178.58

Finding the Fourth Proportional to 249,606.42, 344,417.04 and 142,178.58

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Solution

The fourth proportional to 249,606.42, 344,417.04 and 142,178.58 is: 196,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,606.42 : 344,417.04 = 142,178.58 : x
  2. Step 2: Convert to fraction form
    249,606.42/344,417.04 = 142,178.58/x
  3. Step 3: Cross multiply
    249,606.42x = 344,417.04 × 142,178.58
  4. Step 4: Simplify right side
    249,606.42x = 48,968,725,675.00
  5. Step 5: Solve for x
    x = 48,968,725,675.00/249,606.42
  6. Step 6: Final answer
    x = 196,183.76

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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.