Home / 249,768.90-374,434.65-149,968.80

Finding the Fourth Proportional to 249,768.90, 374,434.65 and 149,968.80

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Solution

The fourth proportional to 249,768.90, 374,434.65 and 149,968.80 is: 224,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,768.90 : 374,434.65 = 149,968.80 : x
  2. Step 2: Convert to fraction form
    249,768.90/374,434.65 = 149,968.80/x
  3. Step 3: Cross multiply
    249,768.90x = 374,434.65 × 149,968.80
  4. Step 4: Simplify right side
    249,768.90x = 56,153,515,138.92
  5. Step 5: Solve for x
    x = 56,153,515,138.92/249,768.90
  6. Step 6: Final answer
    x = 224,821.89

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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.