Home / 107,528.80-161,293.20-106,837.60

Finding the Fourth Proportional to 107,528.80, 161,293.20 and 106,837.60

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Solution

The fourth proportional to 107,528.80, 161,293.20 and 106,837.60 is: 160,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,528.80 : 161,293.20 = 106,837.60 : x
  2. Step 2: Convert to fraction form
    107,528.80/161,293.20 = 106,837.60/x
  3. Step 3: Cross multiply
    107,528.80x = 161,293.20 × 106,837.60
  4. Step 4: Simplify right side
    107,528.80x = 17,232,178,384.32
  5. Step 5: Solve for x
    x = 17,232,178,384.32/107,528.80
  6. Step 6: Final answer
    x = 160,256.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.