Home / 183,428.90-253,184.37-108,021.14

Finding the Fourth Proportional to 183,428.90, 253,184.37 and 108,021.14

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Solution

The fourth proportional to 183,428.90, 253,184.37 and 108,021.14 is: 149,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,428.90 : 253,184.37 = 108,021.14 : x
  2. Step 2: Convert to fraction form
    183,428.90/253,184.37 = 108,021.14/x
  3. Step 3: Cross multiply
    183,428.90x = 253,184.37 × 108,021.14
  4. Step 4: Simplify right side
    183,428.90x = 27,349,264,277.58
  5. Step 5: Solve for x
    x = 27,349,264,277.58/183,428.90
  6. Step 6: Final answer
    x = 149,100.08

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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.