Home / 73,106.35-100,887.08-39,572.35

Finding the Fourth Proportional to 73,106.35, 100,887.08 and 39,572.35

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Solution

The fourth proportional to 73,106.35, 100,887.08 and 39,572.35 is: 54,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,106.35 : 100,887.08 = 39,572.35 : x
  2. Step 2: Convert to fraction form
    73,106.35/100,887.08 = 39,572.35/x
  3. Step 3: Cross multiply
    73,106.35x = 100,887.08 × 39,572.35
  4. Step 4: Simplify right side
    73,106.35x = 3,992,338,840.24
  5. Step 5: Solve for x
    x = 3,992,338,840.24/73,106.35
  6. Step 6: Final answer
    x = 54,610.01

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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.