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Finding the Fourth Proportional to 191,615.01, 286,880.31 and 101,452.91

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Solution

The fourth proportional to 191,615.01, 286,880.31 and 101,452.91 is: 151,892.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,615.01 : 286,880.31 = 101,452.91 : x
  2. Step 2: Convert to fraction form
    191,615.01/286,880.31 = 101,452.91/x
  3. Step 3: Cross multiply
    191,615.01x = 286,880.31 × 101,452.91
  4. Step 4: Simplify right side
    191,615.01x = 29,104,840,836.80
  5. Step 5: Solve for x
    x = 29,104,840,836.80/191,615.01
  6. Step 6: Final answer
    x = 151,892.28

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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.