Home / 107,021.56-147,690.92-59,275.68

Finding the Fourth Proportional to 107,021.56, 147,690.92 and 59,275.68

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Solution

The fourth proportional to 107,021.56, 147,690.92 and 59,275.68 is: 81,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,021.56 : 147,690.92 = 59,275.68 : x
  2. Step 2: Convert to fraction form
    107,021.56/147,690.92 = 59,275.68/x
  3. Step 3: Cross multiply
    107,021.56x = 147,690.92 × 59,275.68
  4. Step 4: Simplify right side
    107,021.56x = 8,754,479,712.83
  5. Step 5: Solve for x
    x = 8,754,479,712.83/107,021.56
  6. Step 6: Final answer
    x = 81,801.08

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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.