Home / 107,699.09-148,628.25-59,306.18

Finding the Fourth Proportional to 107,699.09, 148,628.25 and 59,306.18

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Solution

The fourth proportional to 107,699.09, 148,628.25 and 59,306.18 is: 81,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,699.09 : 148,628.25 = 59,306.18 : x
  2. Step 2: Convert to fraction form
    107,699.09/148,628.25 = 59,306.18/x
  3. Step 3: Cross multiply
    107,699.09x = 148,628.25 × 59,306.18
  4. Step 4: Simplify right side
    107,699.09x = 8,814,573,004.44
  5. Step 5: Solve for x
    x = 8,814,573,004.44/107,699.09
  6. Step 6: Final answer
    x = 81,844.46

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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.