Home / 293,265.02-439,905.72-103,698.60

Finding the Fourth Proportional to 293,265.02, 439,905.72 and 103,698.60

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Solution

The fourth proportional to 293,265.02, 439,905.72 and 103,698.60 is: 155,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,265.02 : 439,905.72 = 103,698.60 : x
  2. Step 2: Convert to fraction form
    293,265.02/439,905.72 = 103,698.60/x
  3. Step 3: Cross multiply
    293,265.02x = 439,905.72 × 103,698.60
  4. Step 4: Simplify right side
    293,265.02x = 45,617,607,295.99
  5. Step 5: Solve for x
    x = 45,617,607,295.99/293,265.02
  6. Step 6: Final answer
    x = 155,550.80

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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.