Home / 106,929.41-147,552.56-63,900.33

Finding the Fourth Proportional to 106,929.41, 147,552.56 and 63,900.33

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Solution

The fourth proportional to 106,929.41, 147,552.56 and 63,900.33 is: 88,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,929.41 : 147,552.56 = 63,900.33 : x
  2. Step 2: Convert to fraction form
    106,929.41/147,552.56 = 63,900.33/x
  3. Step 3: Cross multiply
    106,929.41x = 147,552.56 × 63,900.33
  4. Step 4: Simplify right side
    106,929.41x = 9,428,656,956.84
  5. Step 5: Solve for x
    x = 9,428,656,956.84/106,929.41
  6. Step 6: Final answer
    x = 88,176.47

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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.