Home / 61,003.99-84,173.53-38,329.84

Finding the Fourth Proportional to 61,003.99, 84,173.53 and 38,329.84

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Solution

The fourth proportional to 61,003.99, 84,173.53 and 38,329.84 is: 52,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.99 : 84,173.53 = 38,329.84 : x
  2. Step 2: Convert to fraction form
    61,003.99/84,173.53 = 38,329.84/x
  3. Step 3: Cross multiply
    61,003.99x = 84,173.53 × 38,329.84
  4. Step 4: Simplify right side
    61,003.99x = 3,226,357,937.14
  5. Step 5: Solve for x
    x = 3,226,357,937.14/61,003.99
  6. Step 6: Final answer
    x = 52,887.65

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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.