Home / 73,867.58-101,938.50-40,333.58

Finding the Fourth Proportional to 73,867.58, 101,938.50 and 40,333.58

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Solution

The fourth proportional to 73,867.58, 101,938.50 and 40,333.58 is: 55,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,867.58 : 101,938.50 = 40,333.58 : x
  2. Step 2: Convert to fraction form
    73,867.58/101,938.50 = 40,333.58/x
  3. Step 3: Cross multiply
    73,867.58x = 101,938.50 × 40,333.58
  4. Step 4: Simplify right side
    73,867.58x = 4,111,544,644.83
  5. Step 5: Solve for x
    x = 4,111,544,644.83/73,867.58
  6. Step 6: Final answer
    x = 55,661.02

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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.