Home / 249,923.60-344,648.82-229,178.09

Finding the Fourth Proportional to 249,923.60, 344,648.82 and 229,178.09

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Solution

The fourth proportional to 249,923.60, 344,648.82 and 229,178.09 is: 316,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,923.60 : 344,648.82 = 229,178.09 : x
  2. Step 2: Convert to fraction form
    249,923.60/344,648.82 = 229,178.09/x
  3. Step 3: Cross multiply
    249,923.60x = 344,648.82 × 229,178.09
  4. Step 4: Simplify right side
    249,923.60x = 78,985,957,424.53
  5. Step 5: Solve for x
    x = 78,985,957,424.53/249,923.60
  6. Step 6: Final answer
    x = 316,040.41

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1.5x scale

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.