Home / 107,407.80-148,220.55-59,660.10

Finding the Fourth Proportional to 107,407.80, 148,220.55 and 59,660.10

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Solution

The fourth proportional to 107,407.80, 148,220.55 and 59,660.10 is: 82,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,407.80 : 148,220.55 = 59,660.10 : x
  2. Step 2: Convert to fraction form
    107,407.80/148,220.55 = 59,660.10/x
  3. Step 3: Cross multiply
    107,407.80x = 148,220.55 × 59,660.10
  4. Step 4: Simplify right side
    107,407.80x = 8,842,852,835.06
  5. Step 5: Solve for x
    x = 8,842,852,835.06/107,407.80
  6. Step 6: Final answer
    x = 82,329.71

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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.