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Finding the Fourth Proportional to 107,925.60, 161,888.40 and 34,053.60

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Solution

The fourth proportional to 107,925.60, 161,888.40 and 34,053.60 is: 51,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,925.60 : 161,888.40 = 34,053.60 : x
  2. Step 2: Convert to fraction form
    107,925.60/161,888.40 = 34,053.60/x
  3. Step 3: Cross multiply
    107,925.60x = 161,888.40 × 34,053.60
  4. Step 4: Simplify right side
    107,925.60x = 5,512,882,818.24
  5. Step 5: Solve for x
    x = 5,512,882,818.24/107,925.60
  6. Step 6: Final answer
    x = 51,080.40

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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.