Home / 155,534.22-233,293.11-76,621.80

Finding the Fourth Proportional to 155,534.22, 233,293.11 and 76,621.80

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Solution

The fourth proportional to 155,534.22, 233,293.11 and 76,621.80 is: 114,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,534.22 : 233,293.11 = 76,621.80 : x
  2. Step 2: Convert to fraction form
    155,534.22/233,293.11 = 76,621.80/x
  3. Step 3: Cross multiply
    155,534.22x = 233,293.11 × 76,621.80
  4. Step 4: Simplify right side
    155,534.22x = 17,875,338,015.80
  5. Step 5: Solve for x
    x = 17,875,338,015.80/155,534.22
  6. Step 6: Final answer
    x = 114,928.65

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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.