Home / 183,828.05-275,655.95-77,189.24

Finding the Fourth Proportional to 183,828.05, 275,655.95 and 77,189.24

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Solution

The fourth proportional to 183,828.05, 275,655.95 and 77,189.24 is: 115,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,828.05 : 275,655.95 = 77,189.24 : x
  2. Step 2: Convert to fraction form
    183,828.05/275,655.95 = 77,189.24/x
  3. Step 3: Cross multiply
    183,828.05x = 275,655.95 × 77,189.24
  4. Step 4: Simplify right side
    183,828.05x = 21,277,673,281.98
  5. Step 5: Solve for x
    x = 21,277,673,281.98/183,828.05
  6. Step 6: Final answer
    x = 115,747.70

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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.