Home / 47,113.78-65,016.54-25,603.30

Finding the Fourth Proportional to 47,113.78, 65,016.54 and 25,603.30

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Solution

The fourth proportional to 47,113.78, 65,016.54 and 25,603.30 is: 35,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.78 : 65,016.54 = 25,603.30 : x
  2. Step 2: Convert to fraction form
    47,113.78/65,016.54 = 25,603.30/x
  3. Step 3: Cross multiply
    47,113.78x = 65,016.54 × 25,603.30
  4. Step 4: Simplify right side
    47,113.78x = 1,664,637,978.58
  5. Step 5: Solve for x
    x = 1,664,637,978.58/47,113.78
  6. Step 6: Final answer
    x = 35,332.30

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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.