Home / 115,410.09-173,140.25-36,525

Finding the Fourth Proportional to 115,410.09, 173,140.25 and 36,525

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Solution

The fourth proportional to 115,410.09, 173,140.25 and 36,525 is: 54,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,410.09 : 173,140.25 = 36,525 : x
  2. Step 2: Convert to fraction form
    115,410.09/173,140.25 = 36,525/x
  3. Step 3: Cross multiply
    115,410.09x = 173,140.25 × 36,525
  4. Step 4: Simplify right side
    115,410.09x = 6,323,947,448.63
  5. Step 5: Solve for x
    x = 6,323,947,448.63/115,410.09
  6. Step 6: Final answer
    x = 54,795.45

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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.