Home / 183,862.07-253,740.49-138,459.95

Finding the Fourth Proportional to 183,862.07, 253,740.49 and 138,459.95

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Solution

The fourth proportional to 183,862.07, 253,740.49 and 138,459.95 is: 191,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,862.07 : 253,740.49 = 138,459.95 : x
  2. Step 2: Convert to fraction form
    183,862.07/253,740.49 = 138,459.95/x
  3. Step 3: Cross multiply
    183,862.07x = 253,740.49 × 138,459.95
  4. Step 4: Simplify right side
    183,862.07x = 35,132,893,943.52
  5. Step 5: Solve for x
    x = 35,132,893,943.52/183,862.07
  6. Step 6: Final answer
    x = 191,082.89

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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.