Home / 178,139.13-245,822.61-97,564.94

Finding the Fourth Proportional to 178,139.13, 245,822.61 and 97,564.94

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Solution

The fourth proportional to 178,139.13, 245,822.61 and 97,564.94 is: 134,634.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,139.13 : 245,822.61 = 97,564.94 : x
  2. Step 2: Convert to fraction form
    178,139.13/245,822.61 = 97,564.94/x
  3. Step 3: Cross multiply
    178,139.13x = 245,822.61 × 97,564.94
  4. Step 4: Simplify right side
    178,139.13x = 23,983,668,195.29
  5. Step 5: Solve for x
    x = 23,983,668,195.29/178,139.13
  6. Step 6: Final answer
    x = 134,634.47

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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.