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Finding the Fourth Proportional to 73,316.99, 109,973.16 and 23,400.14

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Solution

The fourth proportional to 73,316.99, 109,973.16 and 23,400.14 is: 35,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316.99 : 109,973.16 = 23,400.14 : x
  2. Step 2: Convert to fraction form
    73,316.99/109,973.16 = 23,400.14/x
  3. Step 3: Cross multiply
    73,316.99x = 109,973.16 × 23,400.14
  4. Step 4: Simplify right side
    73,316.99x = 2,573,386,790.38
  5. Step 5: Solve for x
    x = 2,573,386,790.38/73,316.99
  6. Step 6: Final answer
    x = 35,099.46

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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.