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Finding the Fourth Proportional to 161,167.38, 241,750.80 and 42,838.72

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Solution

The fourth proportional to 161,167.38, 241,750.80 and 42,838.72 is: 64,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,167.38 : 241,750.80 = 42,838.72 : x
  2. Step 2: Convert to fraction form
    161,167.38/241,750.80 = 42,838.72/x
  3. Step 3: Cross multiply
    161,167.38x = 241,750.80 × 42,838.72
  4. Step 4: Simplify right side
    161,167.38x = 10,356,294,226.60
  5. Step 5: Solve for x
    x = 10,356,294,226.60/161,167.38
  6. Step 6: Final answer
    x = 64,258.01

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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.