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Finding the Fourth Proportional to 73,614.15, 110,421.20 and 23,698.10

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Solution

The fourth proportional to 73,614.15, 110,421.20 and 23,698.10 is: 35,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,614.15 : 110,421.20 = 23,698.10 : x
  2. Step 2: Convert to fraction form
    73,614.15/110,421.20 = 23,698.10/x
  3. Step 3: Cross multiply
    73,614.15x = 110,421.20 × 23,698.10
  4. Step 4: Simplify right side
    73,614.15x = 2,616,771,969.12
  5. Step 5: Solve for x
    x = 2,616,771,969.12/73,614.15
  6. Step 6: Final answer
    x = 35,547.13

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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.