Home / 155,159.36-232,757.28-55,333.75

Finding the Fourth Proportional to 155,159.36, 232,757.28 and 55,333.75

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Solution

The fourth proportional to 155,159.36, 232,757.28 and 55,333.75 is: 83,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,159.36 : 232,757.28 = 55,333.75 : x
  2. Step 2: Convert to fraction form
    155,159.36/232,757.28 = 55,333.75/x
  3. Step 3: Cross multiply
    155,159.36x = 232,757.28 × 55,333.75
  4. Step 4: Simplify right side
    155,159.36x = 12,879,331,701.74
  5. Step 5: Solve for x
    x = 12,879,331,701.74/155,159.36
  6. Step 6: Final answer
    x = 83,007.12

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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.