Home / 107,705.57-148,633.62-59,970.20

Finding the Fourth Proportional to 107,705.57, 148,633.62 and 59,970.20

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Solution

The fourth proportional to 107,705.57, 148,633.62 and 59,970.20 is: 82,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705.57 : 148,633.62 = 59,970.20 : x
  2. Step 2: Convert to fraction form
    107,705.57/148,633.62 = 59,970.20/x
  3. Step 3: Cross multiply
    107,705.57x = 148,633.62 × 59,970.20
  4. Step 4: Simplify right side
    107,705.57x = 8,913,587,918.12
  5. Step 5: Solve for x
    x = 8,913,587,918.12/107,705.57
  6. Step 6: Final answer
    x = 82,758.84

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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.