Home / 155,205.15-232,753.05-55,368.60

Finding the Fourth Proportional to 155,205.15, 232,753.05 and 55,368.60

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Solution

The fourth proportional to 155,205.15, 232,753.05 and 55,368.60 is: 83,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,205.15 : 232,753.05 = 55,368.60 : x
  2. Step 2: Convert to fraction form
    155,205.15/232,753.05 = 55,368.60/x
  3. Step 3: Cross multiply
    155,205.15x = 232,753.05 × 55,368.60
  4. Step 4: Simplify right side
    155,205.15x = 12,887,210,524.23
  5. Step 5: Solve for x
    x = 12,887,210,524.23/155,205.15
  6. Step 6: Final answer
    x = 83,033.39

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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.