Home / 106,569.69-147,071.07-61,262.34

Finding the Fourth Proportional to 106,569.69, 147,071.07 and 61,262.34

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Solution

The fourth proportional to 106,569.69, 147,071.07 and 61,262.34 is: 84,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,569.69 : 147,071.07 = 61,262.34 : x
  2. Step 2: Convert to fraction form
    106,569.69/147,071.07 = 61,262.34/x
  3. Step 3: Cross multiply
    106,569.69x = 147,071.07 × 61,262.34
  4. Step 4: Simplify right side
    106,569.69x = 9,009,917,894.50
  5. Step 5: Solve for x
    x = 9,009,917,894.50/106,569.69
  6. Step 6: Final answer
    x = 84,544.84

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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.