Home / 155,150.10-232,725.15-55,422.90

Finding the Fourth Proportional to 155,150.10, 232,725.15 and 55,422.90

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Solution

The fourth proportional to 155,150.10, 232,725.15 and 55,422.90 is: 83,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,150.10 : 232,725.15 = 55,422.90 : x
  2. Step 2: Convert to fraction form
    155,150.10/232,725.15 = 55,422.90/x
  3. Step 3: Cross multiply
    155,150.10x = 232,725.15 × 55,422.90
  4. Step 4: Simplify right side
    155,150.10x = 12,898,302,715.94
  5. Step 5: Solve for x
    x = 12,898,302,715.94/155,150.10
  6. Step 6: Final answer
    x = 83,134.35

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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.