Home / 273,962.25-378,041.38-171,955.10

Finding the Fourth Proportional to 273,962.25, 378,041.38 and 171,955.10

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Solution

The fourth proportional to 273,962.25, 378,041.38 and 171,955.10 is: 237,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,962.25 : 378,041.38 = 171,955.10 : x
  2. Step 2: Convert to fraction form
    273,962.25/378,041.38 = 171,955.10/x
  3. Step 3: Cross multiply
    273,962.25x = 378,041.38 × 171,955.10
  4. Step 4: Simplify right side
    273,962.25x = 65,006,143,817.25
  5. Step 5: Solve for x
    x = 65,006,143,817.25/273,962.25
  6. Step 6: Final answer
    x = 237,281.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.