Home / 75,948.71-104,809.95-41,958

Finding the Fourth Proportional to 75,948.71, 104,809.95 and 41,958

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Solution

The fourth proportional to 75,948.71, 104,809.95 and 41,958 is: 57,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,948.71 : 104,809.95 = 41,958 : x
  2. Step 2: Convert to fraction form
    75,948.71/104,809.95 = 41,958/x
  3. Step 3: Cross multiply
    75,948.71x = 104,809.95 × 41,958
  4. Step 4: Simplify right side
    75,948.71x = 4,397,615,882.10
  5. Step 5: Solve for x
    x = 4,397,615,882.10/75,948.71
  6. Step 6: Final answer
    x = 57,902.45

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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.