Home / 348,987.54-523,419.02-92,821.56

Finding the Fourth Proportional to 348,987.54, 523,419.02 and 92,821.56

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Solution

The fourth proportional to 348,987.54, 523,419.02 and 92,821.56 is: 139,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,987.54 : 523,419.02 = 92,821.56 : x
  2. Step 2: Convert to fraction form
    348,987.54/523,419.02 = 92,821.56/x
  3. Step 3: Cross multiply
    348,987.54x = 523,419.02 × 92,821.56
  4. Step 4: Simplify right side
    348,987.54x = 48,584,569,970.07
  5. Step 5: Solve for x
    x = 48,584,569,970.07/348,987.54
  6. Step 6: Final answer
    x = 139,215.77

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1.5x scale

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.