Home / 107,387.79-148,181.73-59,634.63

Finding the Fourth Proportional to 107,387.79, 148,181.73 and 59,634.63

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Solution

The fourth proportional to 107,387.79, 148,181.73 and 59,634.63 is: 82,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,387.79 : 148,181.73 = 59,634.63 : x
  2. Step 2: Convert to fraction form
    107,387.79/148,181.73 = 59,634.63/x
  3. Step 3: Cross multiply
    107,387.79x = 148,181.73 × 59,634.63
  4. Step 4: Simplify right side
    107,387.79x = 8,836,762,641.31
  5. Step 5: Solve for x
    x = 8,836,762,641.31/107,387.79
  6. Step 6: Final answer
    x = 82,288.34

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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.