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Finding the Fourth Proportional to 292,801.34, 439,196.54 and 93,135.53

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Solution

The fourth proportional to 292,801.34, 439,196.54 and 93,135.53 is: 139,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,801.34 : 439,196.54 = 93,135.53 : x
  2. Step 2: Convert to fraction form
    292,801.34/439,196.54 = 93,135.53/x
  3. Step 3: Cross multiply
    292,801.34x = 439,196.54 × 93,135.53
  4. Step 4: Simplify right side
    292,801.34x = 40,904,799,865.41
  5. Step 5: Solve for x
    x = 40,904,799,865.41/292,801.34
  6. Step 6: Final answer
    x = 139,701.55

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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.